CVE-2026-8793
PaperCut NG/MF: Insufficient brute-force protection
- State
- Published
- Severity
- 6.9 Medium
- Published
- Aug 3, 2026
- Updated
- Aug 3, 2026
- Reserved
- May 17, 2026
Description
PaperCut NG/MF does not properly restrict excessive authentication attempts within its login component. An unauthenticated remote attacker can exploit this vulnerability to perform unrestricted brute-force or credential-stuffing attacks without triggering account lockout or rate-limiting mechanisms in some configurations.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.9 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N | PaperCut |
Weaknesses
- CWE-307 Improper restriction of excessive authentication attempts
Affected Products
| Product | Versions |
|---|---|
PaperCut NG/MFPaperCut |
|
References
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