Vulnerability Intelligence Report
PaperCut NG/MF: Insufficient brute-force protection
CVE-2026-8793
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.
No Active Exploit Signals
CVSS Base Score
6.9
MEDIUM
EPSS Probability:0.68%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-307 ↗CWE-307 Improper restriction of excessive authentication attempts
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| PaperCut | PaperCut NG/MF | 0 < 26.0.3 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
0.683%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | PaperCut Software Pty Ltd · Vendor · Australia |
| Reserved | 2026-05-17T23:10:16 |
| Published | 2026-08-03T06:58:00 |
| Last Updated | 2026-08-03T14:32:59 |
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