Read the docs
TI-2017-13314 Aliases CVE-2017-18107GHSA-5r7h-75x2-554g

Cross-site request forgery in Atlassian Crowd

Priority LOW 29CWE-352Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Tampering
Confidentiality · integrity · availability
None · High · None
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-352.

Summary

Various resources in the Crowd Demo application of Atlassian Crowd before version 3.1.1 allow remote attackers to modify add, modify and delete users & groups via a Cross-site request forgery (CSRF) vulnerability. Please be aware that the Demo application is not enabled by default.

Why it matters now

EPSS 0.00449 39th percentileScored 2026-11-07
Fix Fixed Crowd (Atlassian): 3.1.1

SSVC decision points

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

Affected products

VendorProductAffected versionsFixed inStatusSource
AtlassianCrowdbefore 3.1.13.1.1Patch availableCNA
  • Crowd VendorAtlassian Affected before 3.1.1 Fixed in 3.1.1 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:atlassian:crowd:*:*:*:*:*:*:*:*before 3.1.1VulnerableAtlassian
  • cpe:2.3:a:atlassian:crowd:*:*:*:*:*:*:*:* Versions before 3.1.1 Vulnerable ·Atlassian

Remediation

  • Fix · CNA Crowd (Atlassian) Fixed in 3.1.1

Timeline

  1. 2026-10-02 Threatist record created from CVE-2017-18107
  2. 2026-10-03 Alias added: GHSA-5r7h-75x2-554g

References

Advisory 1

  • TI-2019-08653 Atlassian Crowd and Crowd Data Center had the pdkinstall development plugin incorrectly… KEVCVSS 3.1CRITICAL 9.8
  • TI-2026-67904 Arbitrary file access in Atlassian Data Center products KEVCVSS 4.0CRITICAL 9.3
  • TI-2012-02540 Atlassian JIRA before 5.0.1; Confluence before 3.5.16, 4.0 before 4.0.7, and 4.1 before… CVSS 3.1CRITICAL 9.1
  • TI-2022-09598 Improper authentication in Atlassian Bamboo Server CVSS 3.1CRITICAL 9.8
  • TI-2022-21516 Affected versions of Atlassian Crowd allow an attacker to authenticate as the crowd… CVSS 3.1CRITICAL 9.8
  • TI-2016-05568 The LDAP directory connector in Atlassian Crowd before 2.8.8 and 2.9.x before 2.9.5… CVSS 3.0CRITICAL 9.8
See all 24 →

Sources

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