CVE-2026-84668CWE-284broken-access-control

CVE-2026-84668

High · published September 2, 2026

CVSS v3.1
8.8
EPSS
0%
Percentile
35.0
In the wild
Unconfirmed
What it is

Jenkins SAML Plugin 4.618.v441a_27fa_46d2 and earlier allows overwriting the SAML identity provider metadata file through Stapler data binding, allowing attackers to replace it with attacker-controlled content and authenticate as any user.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00417 · 35.0th percentile
Weakness
CWE-284 · Improper Access Control
Published
2026-09-02T20:17Z
References (1)
https://www.jenkins.io/security/advisory/2026-09-02/#SECURITY-4065 · [email protected]
EPSS history
Timeline
  • 04 SEP 03:44Z
    EPSS moved — → 0%
    epss
  • 02 SEP 15:40Z
    Jenkins SAML Plugin 4.618.v441a_27fa_46d2 and earlier allows overwriting the SAML identity provider metadata file through Stapler data binding, allowing…
    cvelistv5