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TI-2026-70463 Aliases CVE-2026-86706GHSA-jx49-gcm7-9vg4

Missing authorization in Quick quotes WordPress plugin

Priority MEDIUM 45CWE-862Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
None · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-862.

Summary

The Quick quotes WordPress plugin through 1.0.0 does not check capabilities or nonces on one of its AJAX actions, which is a missing authorization flaw (CWE-862). The caller chooses which option is written. An unauthenticated remote attacker can alter arbitrary site settings and make the site unavailable. An exploit link appears in the references.

Written with Claude Haiku 5.5 from the sources below · 2026-10-29

Description from the CNA

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00309 23rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
UnknownQuick quotesup to 1.0.0—No fix listedCNA
  • Quick quotes VendorUnknown Affected up to 1.0.0 Fixed in — No fix listed CNA

Remediation

The sources list no fixed version for Quick quotes.

Written with Claude Haiku 5.5 from the sources below · 2026-10-29

Timeline

  1. 2026-10-11 Threatist record created from CVE-2026-86706
  2. 2026-10-11 Alias added: GHSA-jx49-gcm7-9vg4

References

Exploit 1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences