vBulletin through 5.5.4 mishandles custom avatars.
Priority MEDIUM 56CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- 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-94.
Summary
vBulletin through 5.5.4 mishandles custom avatars.
Why it matters now
EPSS 0.11832 96th percentileScored 2026-11-07
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
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2019-17132
- 2026-10-03 Alias added: GHSA-x269-c5mf-x3rj
References
Advisory 3
- https://forum.vbulletin.com/forum/vbulletin-announcements/vbulletin-announcements_aa/4423646-vbulletin-5-5-x-5-5-2-5-5-3-and-5-5-4-security-patch-level-2
- 20191007 [KIS-2019-02] vBulletin <= 5.5.4 (updateAvatar) Remote Code Execution Vulnerability
- http://packetstormsecurity.com/files/154759/vBulletin-5.5.4-Remote-Code-Execution.html
More Vbulletin vulnerabilities
- TI-2020-13248 vBulletin 5.5.4 through 5.6.2 allows remote command execution via crafted subWidgets data… KEVCVSS 3.1CRITICAL 9.8
- TI-2019-12540 vBulletin 5.x through 5.5.4 allows remote command execution via the widgetConfig[code]… KEVCVSS 3.1CRITICAL 9.8
- TI-2025-31014 vBulletin 5.0.0 through 5.7.5 and 6.0.0 through 6.0.3 allows unauthenticated users to… CVSS 3.1CRITICAL 10.0
- TI-2020-10114 vBulletin before 5.5.6pl1, 5.6.0 before 5.6.0pl1, and 5.6.1 before 5.6.1pl1 has incorrect access control. CVSS 3.1CRITICAL 9.8
- TI-2023-10600 vBulletin before 5.6.9 PL1 allows an unauthenticated remote attacker to execute arbitrary… CVSS 3.1CRITICAL 9.8
- TI-2016-05317 SQL injection vulnerability in forumrunner/includes/moderation.php in vBulletin before… CVSS 3.0CRITICAL 9.8
Sources
- CVE-2019-17132 · CVE Program
- CVE-2019-17132 · NVD
- FIRST EPSS
- GHSA-x269-c5mf-x3rj · GitHub Advisory Database · CC BY 4.0
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