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Sensitive data exposure in QuarkA QA Analytics WordPress plugin

Priority LOW 36CWE-201Published · Updated

Key facts

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

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-201.

Summary

The QuarkA QA Analytics (qa-heatmap-analytics) WordPress plugin through 5.3.0.0 inserts sensitive information into data it sends (CWE-201). A remote attacker without privileges or user interaction can retrieve the embedded sensitive data.

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

Description from the CNA

Insertion of Sensitive Information Into Sent Data vulnerability in QuarkA QA Analytics qa-heatmap-analytics allows Retrieve Embedded Sensitive Data.This issue affects QA Analytics: from n/a through 5.3.0.0.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00253 16th 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
QuarkAQA Analyticsup to 5.3.0.0—No fix listedCNA
  • QA Analytics VendorQuarkA Affected up to 5.3.0.0 Fixed in — No fix listed CNA

Remediation

The sources list no fixed version for QA Analytics.

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

Timeline

  1. 2026-10-09 Threatist record created from CVE-2026-105877
  2. 2026-10-09 Alias added: GHSA-h86h-v9f3-5qp7
  3. 2026-10-10 CISA SSVC decision points changed
  4. 2026-10-10 Priority changed: MEDIUM → LOW

References

  • TI-2026-21938 WordPress QA Analytics plugin <= 5.2.0.0 - Remote Code Execution (RCE) vulnerability CVSS 3.1CRITICAL 10.0
  • TI-2026-86434 PHP object injection in QA Assistants plugin leads to code execution CVSS 3.1HIGH 8.8
  • TI-2026-80060 Stored cross-site scripting in QuarkA QA Analytics WordPress plugin CVSS 3.1HIGH 7.1
  • TI-2024-07891 QA Analytics <= 4.1.1.1 - Missing Authorization to Unauthenticated Settings Update CVSS 3.1MEDIUM 5.3

Sources