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CVE-2023-2533

8.4
HIGHCVSS v3.1 Base Score
36.32%
MEDIUM RiskEPSS (97th percentile)
KEV

A Cross-Site Request Forgery (CSRF) vulnerability has been identified in PaperCut NG/MF, which, under specific conditions, could potentially enable an attacker to alter security settings or execute arbitrary code. This could be exploited if the target is an admin with a current login session. Exploiting this would typically involve the possibility of deceiving an admin into clicking a specially crafted malicious link, potentially leading to unauthorized changes.

Published: 6/20/2023
Modified: 2/26/2026
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ACTIVELY EXPLOITED IN THE WILD

This vulnerability is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

Vulnerability Name:

PaperCut NG/MF Cross-Site Request Forgery (CSRF) Vulnerability

Vendor / Product:

PaperCut NG/MF

Required Action:

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Due Date: 8/18/2025(OVERDUE)
Added to KEV:

7/28/2025

Notes:

https://www.papercut.com/kb/Main/SecurityBulletinJune2023 ; https://nvd.nist.gov/vuln/detail/CVE-2023-2533

Vulnerability Summary

CVSS v3 Score

8.4HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H

EPSS Score (Exploitation Probability)

36.32%MEDIUM Exploitation Risk
97th percentile

This vulnerability has a 36.32% probability of being exploited in the next 30 days, ranking higher than 97% of all scored CVEs.

CWE Classification

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Same Weakness Type(CWE-352)

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Similar SeverityHIGH