CVE-2023-27350: PaperCut MF/NG Improper Access Control Vulnerability
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
PaperCut MF/NG contains an improper access control vulnerability within the SetupCompleted class that allows authentication bypass and code execution in the context of system.
CSIRTS triage
- What
- An improper access control vulnerability allows authentication bypass and code execution.
- Who is affected
- Users of PaperCut MF/NG are affected.
- Urgency
- Remediation is critical due to active exploitation and the severity of the vulnerability.
- Action
- Patch to the latest version of PaperCut MF/NG.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2023-27350
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Exploitation confirmedCVE-2023-27350Already exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 99.9% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2023-27350 | coverage & exploitation status | NVD · CVE.org |
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