CVE-2026-86706CWE-862broken-access-control

CVE-2026-86706

Critical · published October 11, 2026

CVSS v3.1
9.1
EPSS
0%
Percentile
22.6
In the wild
Unconfirmed
What it is

The Quick quotes WordPress plugin through 1.0.0 does not perform any capability or nonce check on one of its AJAX actions and lets the caller choose which option is written, allowing unauthenticated users to alter arbitrary site settings and to make the site unavailable.

The record
Technical detail
CVSS v3.1
9.1 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00309 · 22.6th percentile
Weakness
CWE-862 · Missing Authorization
Published
2026-10-11T11:17Z
References (1)
https://wpscan.com/vulnerability/d160d2a3-acc8-40f5-93ea-65f902f6df5d/ · [email protected]
EPSS history
Timeline
  • 12 OCT 03:31Z
    EPSS moved — → 0%
    epss
  • 11 OCT 06:00Z
    Quick quotes <= 1.0.0 - Unauthenticated Integer-Value Option Update
    cvelistv5
  • 11 OCT 06:00Z
    Quick quotes <= 1.0.0 - Unauthenticated Integer-Value Option Update
    cvelistv5