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Cross-site scripting in WordPress Chained Quiz plugin

Priority LOW 30CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Cross-site scripting
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-79.

Summary

The Chained Quiz plugin for WordPress by Bob, versions through 1.4.1, does not neutralize user input in the web pages it generates (CWE-79). An unauthenticated remote attacker can inject script that runs in a victim's browser when the victim interacts with a crafted page.

Written with Claude Haiku 5.5 from the sources below · 2026-10-30

Description from the CNA

Unauthenticated Cross Site Scripting (XSS) in Chained Quiz <= 1.4.1 versions.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0019 8th 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
No
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
prasunsenChained Quizup to 1.4.1—No fix listedCNA
  • Chained Quiz Vendorprasunsen Affected up to 1.4.1 Fixed in — No fix listed CNA

Remediation

The sources list no fixed version for Chained Quiz.

Written with Claude Haiku 5.5 from the sources below · 2026-10-30

Timeline

  1. 2026-10-29 Threatist record created from CVE-2026-108494
  2. 2026-10-29 Alias added: GHSA-w6hg-gf4x-43rf
  3. 2026-10-29 CISA SSVC decision points changed
  4. 2026-10-29 Priority changed: MEDIUM → LOW

References

  • TI-2024-33841 WordPress Namaste! LMS plugin <= 2.6.3 - PHP Object Injection vulnerability CVSS 3.1HIGH 8.8
  • TI-2023-00405 Watu Quiz < 3.3.8.2 - Reflected XSS CVSS 3.1HIGH 7.5
  • TI-2024-02456 Watu Quiz < 3.4.1.2 - Author+ Stored XSS CVSS 3.1MEDIUM 6.8
  • TI-2025-05640 Hostel < 1.1.5.8 - Reflected XSS CVSS 3.1MEDIUM 6.1
  • TI-2024-03499 Hostel < 1.1.5.3 - Reflected XSS CVSS 3.1MEDIUM 5.9
  • TI-2022-03861 Chained Quiz <= 1.3.2.2 - Authenticated (Admin+) Stored Cross-Site Scripting via Mailchimp API Key CVSS 3.1MEDIUM 5.5
See all 83 →

Sources