EUVD-2026-53529
GHSA-px5p-9c6f-v9v7
Severity by source
AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
Network-reachable endpoint, low complexity; PR:L assumed as authentication is required for Jenkins access; limited confidentiality impact consistent with missing-permission-check information disclosure class.
Primary rating from Vendor (CNA).
CVSS VectorVendor
Lifecycle Timeline
4Description PRE-NVD
AnalysisAI
Missing permission check in a Jenkins plugin (SECURITY-3888) exposes one or more HTTP endpoints to attackers without adequate authorization enforcement. The vulnerability is one of a paired finding alongside CVE-2026-70434 (CSRF), suggesting the same endpoint lacks both CSRF protection and proper access controls. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires network access to the Jenkins controller and at minimum a low-privileged authenticated account (the exact minimum permission level is not confirmed from the truncated description). … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | No CVSS vector or score is provided for CVE-2026-70435 in the available data, so quantitative risk cannot be directly stated. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Consult the full Jenkins security advisory at https://www.jenkins.io/security/advisory/2026-08-05/ to identify the specific plugin affected by SECURITY-3888 and apply the corresponding patched version released on August 5, 2026. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, identify all Jenkins instances running the vulnerable plugin by cross-referencing against the August 5, 2026 Jenkins security advisory. …
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Threat intelligence, references, and detailed analysis are available after sign-in.
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Same weakness CWE-862 – Missing Authorization
View allSame technique Authentication Bypass
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External POC / Exploit Code
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