Missing authorization in Tbed lets users rename other users' images
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-639.
Summary
Hello-hao Tbed through 20240319 is affected. Missing authorization (CWE-639) in the /admin/setImgFileName endpoint lets any authenticated user rename other users' images. An attacker needs only a victim's imgname, which appears in public image URLs and album listings, to overwrite display names with attacker-chosen text attributed to the victim.
Written with Claude Haiku 5.5 from the sources below · 2026-10-28
Description from the CNA
Tbed through 20240319 contains a missing authorization vulnerability that allows any authenticated user to rename other users' images through the /admin/setImgFileName endpoint. Attackers can supply a victim's imgname, exposed in public image URLs and album listings, to overwrite display names with attacker-chosen text attributed to the victim.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- 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
Remediation
No fixed version is listed for Tbed.
Written with Claude Haiku 5.5 from the sources below · 2026-10-28
Timeline
- 2026-10-16 Threatist record created from CVE-2026-111674
- 2026-10-16 Alias added: GHSA-rcr8-7p73-vw9w
- 2026-10-21 CISA SSVC decision points changed
- 2026-10-21 Priority changed: LOW → MEDIUM
References
Sources
- CVE-2026-111674 · CVE Program
- CVE-2026-111674 · NVD
- FIRST EPSS
- GHSA-rcr8-7p73-vw9w · GitHub Advisory Database · CC BY 4.0
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