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TI-2021-19716 Aliases CVE-2021-43954GHSA-w6c2-26pj-hpq6

Server-side request forgery in Atlassian Fisheye

Priority LOW 21CWE-918Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Information disclosure
Confidentiality · integrity · availability
Low · None · None
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-918 and the CVSS impact.

Summary

The DefaultRepositoryAdminService class in Fisheye and Crucible before version 4.8.9 allowed remote attackers, who have 'can add repository permission', to enumerate the existence of internal network and filesystem resources via a Server-Side Request Forgery (SSRF) vulnerability.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00766 55th percentileScored 2026-11-07
Fix Fixed Fisheye (Atlassian): 4.8.9Crucible (Atlassian): 4.8.9

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
AtlassianFisheyebefore 4.8.94.8.9Patch availableCNA
AtlassianCruciblebefore 4.8.94.8.9Patch availableCNA
  • Fisheye VendorAtlassian Affected before 4.8.9 Fixed in 4.8.9 Patch available CNA
  • Crucible VendorAtlassian Affected before 4.8.9 Fixed in 4.8.9 Patch available CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:atlassian:crucible:*:*:*:*:*:*:*:*before 4.8.9VulnerableAtlassian
cpe:2.3:a:atlassian:fisheye:*:*:*:*:*:*:*:*before 4.8.9VulnerableAtlassian
  • cpe:2.3:a:atlassian:crucible:*:*:*:*:*:*:*:* Versions before 4.8.9 Vulnerable ·Atlassian
  • cpe:2.3:a:atlassian:fisheye:*:*:*:*:*:*:*:* Versions before 4.8.9 Vulnerable ·Atlassian

Remediation

  • Fix · CNA Fisheye (Atlassian) Fixed in 4.8.9
  • Fix · CNA Crucible (Atlassian) Fixed in 4.8.9

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-43954
  2. 2026-10-03 Alias added: GHSA-w6c2-26pj-hpq6

References

  • TI-2026-67904 Arbitrary file access in Atlassian Data Center products KEVCVSS 4.0CRITICAL 9.3
  • TI-2024-14399 Code injection in Atlassian Confluence Data Center CVSS 3.1HIGH 8.8
  • 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-2021-19720 Missing brute-force protection in Atlassian Fisheye CVSS 3.1CRITICAL 9.8
  • TI-2017-12407 It was possible for double OGNL evaluation in certain redirect action and in WebWork URL… CVSS 3.0CRITICAL 9.8
See all 52 →

Sources