Ownership check missing in BuddyForms guest attachment deletion
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- —
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.
Summary
The BuddyForms WordPress plugin before 2.10.1 does not properly verify ownership before deleting guest-uploaded attachments. An unauthenticated remote attacker can permanently delete media files uploaded by other unauthenticated visitors, with high attack complexity. A public exploit is linked in the references.
Written with Claude Haiku 5.5 from the sources below · 2026-11-01
Description from the CNA
The BuddyForms WordPress plugin before 2.10.1 does not properly verify ownership before deleting guest-uploaded attachments, allowing unauthenticated attackers to permanently delete media files uploaded by other unauthenticated visitors.
Why it matters now
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
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Unknown | BuddyForms | 2.8.8 to before 2.10.1 | 2.10.1 | Patch available | CNA |
- BuddyForms VendorUnknown Affected 2.8.8 to before 2.10.1 Fixed in 2.10.1 Patch available CNA
Remediation
Update BuddyForms to version 2.10.1, which fixes the flaw.
Written with Claude Haiku 5.5 from the sources below · 2026-11-01
- Fix · CNA BuddyForms (Unknown) Fixed in 2.10.1
Timeline
- 2026-10-31 Threatist record created from CVE-2026-118437
- 2026-10-31 Alias added: GHSA-8m6g-3645-wc49
- 2026-11-01 CVSS score added · CISA ADP
- 2026-11-01 Weakness changed · CISA ADP
- 2026-11-01 CISA SSVC decision points changed
References
Sources
- CVE-2026-118437 · CVE Program
- CVE-2026-118437 · NVD
- FIRST EPSS
- GHSA-8m6g-3645-wc49 · GitHub Advisory Database · CC BY 4.0
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