CVE-2026-87940CWE-525

CVE-2026-87940

Medium · published October 22, 2026

CVSS v3.1
5.4
EPSS
0%
Percentile
7.5
In the wild
Unconfirmed
What it is

Use of Web Browser Cache Containing Sensitive Information vulnerability in Drupal Key auth allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects Key auth versions: from 0.0.0 to 2.2.4.

The record
Technical detail
CVSS v3.1
5.4 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00183 · 7.5th percentile
Weakness
CWE-525 · Use of Web Browser Cache Containing Sensitive Information
Published
2026-10-22T06:17Z
References (1)
https://www.drupal.org/sa-contrib-2026-138 · [email protected]
EPSS history
Timeline
  • 23 OCT 04:09Z
    EPSS moved — → 0%
    epss
  • 22 OCT 01:22Z
    Key auth - Moderately critical - Access bypass - SA-CONTRIB-2026-138
    cvelistv5
  • 22 OCT 01:22Z
    Key auth - Moderately critical - Access bypass - SA-CONTRIB-2026-138
    cvelistv5