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TI-2020-17683 Aliases CVE-2020-29447GHSA-cj8v-r5w4-97v8

Unrestricted file upload in Atlassian Crucible

Priority LOW 22CWE-434Published · Updated

Key facts

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

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

Summary

Affected versions of Atlassian Crucible allow remote attackers to impact the application's availability via a Denial of Service (DoS) vulnerability in the file upload request feature of code reviews. The affected versions are before version 4.7.4, and from version 4.8.0 before 4.8.5.

Why it matters now

EPSS 0.01003 63rd percentileScored 2026-11-07
Fix Fixed Crucible (Atlassian): 4.7.4, 4.8.5

SSVC decision points

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

Affected products

VendorProductAffected versionsFixed inStatusSource
AtlassianCruciblebefore 4.7.4; 4.8.0 and later; before 4.8.54.7.4, 4.8.5Patch availableCNA
  • Crucible VendorAtlassian Affected before 4.7.4; 4.8.0 and later; before 4.8.5 Fixed in 4.7.4, 4.8.5 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:atlassian:crucible:*:*:*:*:*:*:*:*before 4.7.4; 4.8.0 to before 4.8.5VulnerableAtlassian
  • cpe:2.3:a:atlassian:crucible:*:*:*:*:*:*:*:* Versions before 4.7.4; 4.8.0 to before 4.8.5 Vulnerable ·Atlassian

Remediation

  • Fix · CNA Crucible (Atlassian) Fixed in 4.7.4, 4.8.5

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-29447
  2. 2026-10-03 Alias added: GHSA-cj8v-r5w4-97v8

References

Advisory 1

  • 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

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