KEV Entry

CVE-2026-53435

Known Exploited Vulnerability Entry Previdian

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Entry Details
Confirmed Exploited

CVE-2026-53435

2026-06-15 11:02 CEST

Timestamps

2026-06-15

2026-06-15

Scope

In Jenkins 2.567 and earlier, LTS 2.555.2 and earlier, it is possible for attackers to have Jenkins deserialize arbitrary types defined in Jenkins... | Affected: Jenkins Project / Jenkins | CVSS: 8.8 (HIGH) | EPSS: 0.02163 | Used in malware: unknown | Not yet in CISA KEV: True

References
  • {'id': 'CVE-2026-53435', 'url': 'https://www.cve.org/CVERecord?id=CVE-2026-53435'}
  • {'id': 'GHSA-G2XQ-2V27-4RH3', 'url': 'https://github.com/advisories/GHSA-G2XQ-2V27-4RH3'}
  • {'id': 'previdian', 'url': 'https://previdian.com/CVE-2026-53435'}

f4f71aab-3924-4641-9c63-a1a0c823c76d

Previdian
caeb2787-0d58-4236-9039-7c86c3e566f3

2026-10-02 09:09 CEST

2026-10-02 09:09 CEST

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report previdian successful_exploitation 0.70
View details 
{
  "added_date": "2026-06-15T09:02:00.000Z",
  "ahead_of_cisa_kev": null,
  "cve_id": "CVE-2026-53435",
  "cvss_estimated": false,
  "cvss_score": 8.8,
  "cvss_severity": "HIGH",
  "epss_percentile": 0.81564,
  "epss_score": 0.02163,
  "feed": "Previdian (previdian.com)",
  "ghsa_id": "GHSA-G2XQ-2V27-4RH3",
  "not_yet_in_cisa_kev": true,
  "previous_ids": [],
  "product": "Jenkins",
  "title": "In Jenkins 2.567 and earlier, LTS 2.555.2 and earlier, it is possible for attackers to have Jenkins deserialize arbitrary types defined in Jenkins...",
  "used_in_malware": "unknown",
  "vendor": "Jenkins Project",
  "virtual_patch": false,
  "vulnerability_id": "CVE-2026-53435"
}
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