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TI-2020-18643 Aliases CVE-2020-36388GHSA-rqh9-9xqh-854h

In CiviCRM before 5.21.3 and 5.22.x through 5.24.x before 5.24.3, users may be able to…

Priority MEDIUM 41CWE-434Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-434.

Summary

In CiviCRM before 5.21.3 and 5.22.x through 5.24.x before 5.24.3, users may be able to upload and execute a crafted PHAR archive.

Why it matters now

EPSS 0.01438 73rd 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

Not available: CISA has not published SSVC decision points for this record.

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:civicrm:civicrm:*:*:*:*:*:*:*:*before 5.21.3; 5.22.0 to before 5.24.3VulnerableCiviCRM
  • cpe:2.3:a:civicrm:civicrm:*:*:*:*:*:*:*:* Versions before 5.21.3; 5.22.0 to before 5.24.3 Vulnerable ·CiviCRM

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-36388
  2. 2026-10-03 Alias added: GHSA-rqh9-9xqh-854h

References

Exploit 1

Advisory 1

  • TI-2025-40285 A Stored Cross Site Scripting vulnerability exists in CiviCRM before v6.7 in the… CVSS 3.1MEDIUM 6.1
  • TI-2023-10751 Stored Cross Site Scripting (XSS) vulnerability in the add contact function CiviCRM… CVSS 3.1MEDIUM 5.4
  • TI-2018-16163 PEAR HTML_QuickForm version 3.2.14 contains an eval injection (CWE-95) vulnerability in… CVSS 3.0CRITICAL 9.8
  • TI-2013-05077 Multiple SQL injection vulnerabilities in CRM/Core/Page/AJAX/Location.php in CiviCRM… CVSS 2.0HIGH 7.5
  • TI-2013-04087 The Quick Search API in CiviCRM 4.2.0 through 4.2.9 and 4.3.0 through 4.3.3 allows remote… CVSS 2.0MEDIUM 6.5
  • TI-2013-01438 Cross-site scripting (XSS) vulnerability in open-flash-chart.swf in Open Flash Chart (aka… CVSS 2.0MEDIUM 4.3
See all 9 →

Sources

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