CVE-2026-86706

Quick quotes <= 1.0.0 - Unauthenticated Integer-Value Option Update

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.

Affected

Quick quotes

CVSS v3.1 CNA

9.1 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

EPSS

0.31% chance of exploitation in the next 30 days, 22nd percentile

Published

2026-10-11

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/d160d2a3-acc8-40f5-93ea-65f902f6df5d/

References

• CVE Record
• NVD entry