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Broken access control in WordPress picu plugin

Priority LOW 38CWE-862Published · Updated

Key facts

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

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

Summary

The WordPress picu plugin through 3.10.1 has broken access control caused by a missing authorization check (CWE-862). An unauthenticated remote attacker can reach the protected functionality without logging in, with low attack complexity and no user interaction. The impact is limited to low confidentiality, integrity and availability loss.

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

Description from the CNA

Unauthenticated Broken Access Control in picu <= 3.10.1 versions.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00288 21st percentileScored 2026-11-07
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
picupicuup to 3.10.1—No fix listedCNA
  • picu Vendorpicu Affected up to 3.10.1 Fixed in — No fix listed CNA

Remediation

The sources list no fixed version for picu.

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

Timeline

  1. 2026-10-06 Threatist record created from CVE-2026-104406
  2. 2026-10-06 Alias added: GHSA-4qhg-9xvf-2433
  3. 2026-10-06 CISA SSVC decision points changed
  4. 2026-10-06 Priority changed: MEDIUM → LOW

References

  • TI-2026-68290 Cross-site scripting in WordPress picu plugin CVSS 3.1HIGH 7.1
  • TI-2026-41324 WordPress picu plugin <= 3.5.1 - Cross Site Scripting (XSS) vulnerability CVSS 3.1HIGH 7.1
  • TI-2025-18307 WordPress picu – Online Photo Proofing Gallery plugin <= 2.4.0 - Broken Access Control vulnerability CVSS 3.1MEDIUM 5.3

Sources