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TI-2021-14789 Aliases CVE-2021-36538GHSA-72hh-mph6-r9jw

Cross Site Scripting (XSS) vulnerability in Gurock TestRail before 7.1.2 allows remote…

Priority MEDIUM 58CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
Required
Attack complexity
Low
Impact type
Cross-site scripting
Confidentiality · integrity · availability
Low · Low · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-79.

Summary

Cross Site Scripting (XSS) vulnerability in Gurock TestRail before 7.1.2 allows remote authenticated attackers to run arbitrary code via the reference field in milestones or description fields in reports.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00551 46th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
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
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:gurock:testrail:*:*:*:*:*:*:*:*before 7.1.2VulnerableGurock
  • cpe:2.3:a:gurock:testrail:*:*:*:*:*:*:*:* Versions before 7.1.2 Vulnerable ·Gurock

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-36538
  2. 2026-10-03 Alias added: GHSA-72hh-mph6-r9jw

References

Exploit 1

  • TI-2021-17796 Improper Access Control in Gurock TestRail versions < 7.2.0.3014 resulted in sensitive… CVSS 3.1HIGH 7.5
  • TI-2018-14224 An issue was discovered in Gurock TestRail 5.6.0.3853. CVSS 3.0HIGH 8.8
  • TI-2021-15636 A vulnerability in the web UI of Gurock TestRail v5.3.0.3603 could allow an… CVSS 3.1MEDIUM 5.4
  • TI-2019-05320 index.php in Gurock TestRail 5.3.0.3603 returns potentially sensitive information for an… CVSS 3.0MEDIUM 5.3
  • TI-2021-19937 Gurock TestRail before 7.2.4 mishandles HTML escaping. CVSS 3.1MEDIUM 5.4
  • TI-2014-03995 Cross-site scripting (XSS) vulnerability in Gurock TestRail before 3.1.3 allows remote… CVSS 2.0MEDIUM 4.3

Sources

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