CVE-2026-108696 (GCVE-0-2026-108696)
Vulnerability from cvelistv5 – Published: 2026-10-11 01:35 – Updated: 2026-10-11 01:35
VLAI
EPSS
VEX
Title
CoreShop through 1.5.5 Authorization Bypass via OrderController OrderConfirm and SendReship
Summary
CoreShop through 1.5.5 contains an authorization bypass vulnerability in the OrderController that allows authenticated customers to act on other customers' orders by supplying user-controlled ids. Attackers can omit the data field in OrderConfirm or supply another reshipId to SendReship to confirm receipt of others' orders and overwrite return tracking details.
Severity
4.3 (Medium)
CWE
- CWE-639 - Authorization Bypass Through User-Controlled Key
Assigner
References
6 references
| URL | Tags |
|---|---|
| https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/SkVjopPsGe | third-party-advisory |
| https://github.com/CoreUnion/CoreShop/blob/ca7408… | technical-description |
| https://github.com/CoreUnion/CoreShop/blob/ca7408… | technical-description |
| https://github.com/CoreUnion/CoreShop/blob/ca7408… | technical-description |
| https://github.com/CoreUnion/CoreShop | product |
| https://www.vulncheck.com/advisories/coreshop-thr… | third-party-advisory |
Impacted products
Date Public
2026-10-10 00:00
{
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"packageURL": "pkg:github/CoreUnion/CoreShop",
"product": "CoreShop",
"repo": "https://github.com/CoreUnion/CoreShop",
"vendor": "CoreUnion",
"versions": [
{
"lessThanOrEqual": "1.5.5",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:coreshop:coreshop:*:*:*:*:*:*:*:*",
"versionEndIncluding": "1.5.5",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "hieuPenguinnn"
}
],
"datePublic": "2026-10-10T00:00:00.000Z",
"descriptions": [
{
"lang": "en",
"value": "CoreShop through 1.5.5 contains an authorization bypass vulnerability in the OrderController that allows authenticated customers to act on other customers\u0027 orders by supplying user-controlled ids. Attackers can omit the data field in OrderConfirm or supply another reshipId to SendReship to confirm receipt of others\u0027 orders and overwrite return tracking details."
}
],
"metrics": [
{
"cvssV4_0": {
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"privilegesRequired": "LOW",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N",
"version": "4.0",
"vulnAvailabilityImpact": "NONE",
"vulnConfidentialityImpact": "NONE",
"vulnIntegrityImpact": "LOW"
},
"format": "CVSS"
},
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 4.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
"version": "3.1"
},
"format": "CVSS"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-639",
"description": "Authorization Bypass Through User-Controlled Key",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-10-11T01:35:45.561Z",
"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"shortName": "VulnCheck"
},
"references": [
{
"tags": [
"third-party-advisory"
],
"url": "https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/SkVjopPsGe"
},
{
"tags": [
"technical-description"
],
"url": "https://github.com/CoreUnion/CoreShop/blob/ca7408b025bc5f3fd5957a79618ffe991c4e91ab/CoreCms.Net.Web.WebApi/Controllers/OrderController.cs#L281-L294"
},
{
"tags": [
"technical-description"
],
"url": "https://github.com/CoreUnion/CoreShop/blob/ca7408b025bc5f3fd5957a79618ffe991c4e91ab/CoreCms.Net.Web.WebApi/Controllers/OrderController.cs#L422-L458"
},
{
"tags": [
"technical-description"
],
"url": "https://github.com/CoreUnion/CoreShop/blob/ca7408b025bc5f3fd5957a79618ffe991c4e91ab/CoreCms.Net.Services/Order/CoreCmsOrderServices.cs#L2048-L2060"
},
{
"tags": [
"product"
],
"url": "https://github.com/CoreUnion/CoreShop"
},
{
"name": "VulnCheck Advisory: CoreShop through 1.5.5 Authorization Bypass via OrderController OrderConfirm and SendReship",
"tags": [
"third-party-advisory"
],
"url": "https://www.vulncheck.com/advisories/coreshop-through-1.5.5-authorization-bypass-via-ordercontroller-orderconfirm-and-sendreship"
}
],
"title": "CoreShop through 1.5.5 Authorization Bypass via OrderController OrderConfirm and SendReship",
"x_generator": {
"engine": "vulncheck-endgame"
}
}
},
"cveMetadata": {
"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"assignerShortName": "VulnCheck",
"cveId": "CVE-2026-108696",
"datePublished": "2026-10-11T01:35:45.561Z",
"dateReserved": "2026-10-10T23:08:35.465Z",
"dateUpdated": "2026-10-11T01:35:45.561Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2026-108696",
"date": "2026-10-15",
"epss": "0.00222",
"percentile": "0.11819"
},
"nvd": {
"cve": {
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"packageURL": "pkg:github/CoreUnion/CoreShop",
"product": "CoreShop",
"repo": "https://github.com/CoreUnion/CoreShop",
"vendor": "CoreUnion",
"versions": [
{
"lessThanOrEqual": "1.5.5",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"source": "disclosure@vulncheck.com"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "CoreShop through 1.5.5 contains an authorization bypass vulnerability in the OrderController that allows authenticated customers to act on other customers\u0027 orders by supplying user-controlled ids. Attackers can omit the data field in OrderConfirm or supply another reshipId to SendReship to confirm receipt of others\u0027 orders and overwrite return tracking details."
}
],
"id": "CVE-2026-108696",
"lastModified": "2026-10-13T13:17:18.360",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 4.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 1.4,
"source": "disclosure@vulncheck.com",
"type": "Secondary"
}
],
"cvssMetricV40": [
{
"cvssData": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"availabilityRequirement": "NOT_DEFINED",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"confidentialityRequirement": "NOT_DEFINED",
"exploitMaturity": "NOT_DEFINED",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"privilegesRequired": "LOW",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
"version": "4.0",
"vulnAvailabilityImpact": "NONE",
"vulnConfidentialityImpact": "NONE",
"vulnIntegrityImpact": "LOW",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"source": "disclosure@vulncheck.com",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-108696",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-10-13T12:58:03.971263Z",
"version": "2.0.3"
}
}
]
},
"published": "2026-10-11T02:16:38.123",
"references": [
{
"source": "disclosure@vulncheck.com",
"url": "https://github.com/CoreUnion/CoreShop"
},
{
"source": "disclosure@vulncheck.com",
"url": "https://github.com/CoreUnion/CoreShop/blob/ca7408b025bc5f3fd5957a79618ffe991c4e91ab/CoreCms.Net.Services/Order/CoreCmsOrderServices.cs#L2048-L2060"
},
{
"source": "disclosure@vulncheck.com",
"url": "https://github.com/CoreUnion/CoreShop/blob/ca7408b025bc5f3fd5957a79618ffe991c4e91ab/CoreCms.Net.Web.WebApi/Controllers/OrderController.cs#L281-L294"
},
{
"source": "disclosure@vulncheck.com",
"url": "https://github.com/CoreUnion/CoreShop/blob/ca7408b025bc5f3fd5957a79618ffe991c4e91ab/CoreCms.Net.Web.WebApi/Controllers/OrderController.cs#L422-L458"
},
{
"source": "disclosure@vulncheck.com",
"url": "https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/SkVjopPsGe"
},
{
"source": "disclosure@vulncheck.com",
"url": "https://www.vulncheck.com/advisories/coreshop-through-1.5.5-authorization-bypass-via-ordercontroller-orderconfirm-and-sendreship"
}
],
"sourceIdentifier": "disclosure@vulncheck.com",
"vulnStatus": "Received",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-639"
}
],
"source": "disclosure@vulncheck.com",
"type": "Secondary"
}
]
}
},
"vulnrichment": {
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-108696",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-10-13T12:58:03.971263Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-10-13T12:57:37.395Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"packageURL": "pkg:github/CoreUnion/CoreShop",
"product": "CoreShop",
"repo": "https://github.com/CoreUnion/CoreShop",
"vendor": "CoreUnion",
"versions": [
{
"lessThanOrEqual": "1.5.5",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:coreshop:coreshop:*:*:*:*:*:*:*:*",
"versionEndIncluding": "1.5.5",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "hieuPenguinnn"
}
],
"datePublic": "2026-10-10T00:00:00.000Z",
"descriptions": [
{
"lang": "en",
"value": "CoreShop through 1.5.5 contains an authorization bypass vulnerability in the OrderController that allows authenticated customers to act on other customers\u0027 orders by supplying user-controlled ids. Attackers can omit the data field in OrderConfirm or supply another reshipId to SendReship to confirm receipt of others\u0027 orders and overwrite return tracking details."
}
],
"metrics": [
{
"cvssV4_0": {
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"privilegesRequired": "LOW",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N",
"version": "4.0",
"vulnAvailabilityImpact": "NONE",
"vulnConfidentialityImpact": "NONE",
"vulnIntegrityImpact": "LOW"
},
"format": "CVSS"
},
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 4.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
"version": "3.1"
},
"format": "CVSS"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-639",
"description": "Authorization Bypass Through User-Controlled Key",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-10-11T01:35:45.561Z",
"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"shortName": "VulnCheck"
},
"references": [
{
"tags": [
"third-party-advisory"
],
"url": "https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/SkVjopPsGe"
},
{
"tags": [
"technical-description"
],
"url": "https://github.com/CoreUnion/CoreShop/blob/ca7408b025bc5f3fd5957a79618ffe991c4e91ab/CoreCms.Net.Web.WebApi/Controllers/OrderController.cs#L281-L294"
},
{
"tags": [
"technical-description"
],
"url": "https://github.com/CoreUnion/CoreShop/blob/ca7408b025bc5f3fd5957a79618ffe991c4e91ab/CoreCms.Net.Web.WebApi/Controllers/OrderController.cs#L422-L458"
},
{
"tags": [
"technical-description"
],
"url": "https://github.com/CoreUnion/CoreShop/blob/ca7408b025bc5f3fd5957a79618ffe991c4e91ab/CoreCms.Net.Services/Order/CoreCmsOrderServices.cs#L2048-L2060"
},
{
"tags": [
"product"
],
"url": "https://github.com/CoreUnion/CoreShop"
},
{
"name": "VulnCheck Advisory: CoreShop through 1.5.5 Authorization Bypass via OrderController OrderConfirm and SendReship",
"tags": [
"third-party-advisory"
],
"url": "https://www.vulncheck.com/advisories/coreshop-through-1.5.5-authorization-bypass-via-ordercontroller-orderconfirm-and-sendreship"
}
],
"title": "CoreShop through 1.5.5 Authorization Bypass via OrderController OrderConfirm and SendReship",
"x_generator": {
"engine": "vulncheck-endgame"
}
}
},
"cveMetadata": {
"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"assignerShortName": "VulnCheck",
"cveId": "CVE-2026-108696",
"datePublished": "2026-10-11T01:35:45.561Z",
"dateReserved": "2026-10-10T23:08:35.465Z",
"dateUpdated": "2026-10-13T12:58:29.639Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
Loading…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Loading…
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
Loading…