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2 vulnerabilities found for BackupSheep WordPress Backup Plugin by Unknown
CVE-2026-101148 (GCVE-0-2026-101148)
Vulnerability from nvd – Published: 2026-10-01 06:00 – Updated: 2026-10-01 10:55
VLAI
EPSS
VEX
Title
BackupSheep <= 1.8 - Unauthenticated Arbitrary File Deletion and Backup Exfiltration via Empty Integration Key
Summary
The BackupSheep WordPress Backup Plugin WordPress plugin through 1.8 does not properly validate its integration key, treating an unset or blank key as valid, which allows unauthenticated attackers to create and download full site backups, including the database with user password hashes, and to delete arbitrary files on the server, leading to sensitive data disclosure and site takeover.
The BackupSheep WordPress Backup Plugin WordPress plugin through 1.8 has been closed on WordPress.org since July 2024 and no fixed version is available. Remove it from any site where it is installed.
Severity
10 (Critical)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-10-01 10:45 UTC
CWE
- CWE-73 External Control of File Name or Path
- CWE-73 - External Control of File Name or Path
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://wpscan.com/vulnerability/5d6fce13-34e3-4e… | exploitvdb-entrytechnical-description |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Unknown | BackupSheep WordPress Backup Plugin |
Affected:
0 , ≤ 1.8
(semver)
|
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},
{
"lang": "en",
"type": "finder",
"value": "Dottor Marc"
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"type": "coordinator",
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}
],
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CVE-2026-101148 (GCVE-0-2026-101148)
Vulnerability from cvelistv5 – Published: 2026-10-01 06:00 – Updated: 2026-10-01 10:55
VLAI
EPSS
VEX
Title
BackupSheep <= 1.8 - Unauthenticated Arbitrary File Deletion and Backup Exfiltration via Empty Integration Key
Summary
The BackupSheep WordPress Backup Plugin WordPress plugin through 1.8 does not properly validate its integration key, treating an unset or blank key as valid, which allows unauthenticated attackers to create and download full site backups, including the database with user password hashes, and to delete arbitrary files on the server, leading to sensitive data disclosure and site takeover.
The BackupSheep WordPress Backup Plugin WordPress plugin through 1.8 has been closed on WordPress.org since July 2024 and no fixed version is available. Remove it from any site where it is installed.
Severity
10 (Critical)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-10-01 10:45 UTC
CWE
- CWE-73 External Control of File Name or Path
- CWE-73 - External Control of File Name or Path
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://wpscan.com/vulnerability/5d6fce13-34e3-4e… | exploitvdb-entrytechnical-description |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Unknown | BackupSheep WordPress Backup Plugin |
Affected:
0 , ≤ 1.8
(semver)
|
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"integrityImpact": "HIGH",
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"scope": "CHANGED",
"userInteraction": "NONE",
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"version": "3.1"
}
},
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],
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"timestamp": "2026-10-01T10:45:06.105846Z",
"version": "2.0.3"
},
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}
}
],
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],
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
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],
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"lang": "en",
"type": "finder",
"value": "Enrico Marcolini"
},
{
"lang": "en",
"type": "finder",
"value": "Claudio Marchesini"
},
{
"lang": "en",
"type": "finder",
"value": "Dottor Marc"
},
{
"lang": "en",
"type": "coordinator",
"value": "WPScan"
}
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}
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],
"source": {
"discovery": "EXTERNAL"
},
"title": "BackupSheep \u003c= 1.8 - Unauthenticated Arbitrary File Deletion and Backup Exfiltration via Empty Integration Key",
"x_generator": {
"engine": "WPScan CVE Generator"
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}
},
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