# CVE-2026-82078: A PaperCut NG/MF bug is being used in attacks

Status: Being used now (CISA KEV, added 2026-08-31)
Who: 
Do this: 

## Agent prompt (read-only)
Read-only check, change nothing, send nothing anywhere.
Is PaperCut NG/MF (CVE-2026-82078) installed or running on this machine or in this project?
1. Find every copy and its version (apps, packages, containers, lockfiles).
2. Compare each version against the vendor's fixed version for CVE-2026-82078. Quote the vendor page you used.
3. Report a table: where, version, fixed version, status (exposed / fixed / not installed / unsure).
4. List the exact update steps, but do not run them.

## Official description
PaperCut NG/MF contains an unsafe reflection vulnerability that allows an attacker to manipulate system configuration parameters and execute arbitrary Java bytecode residing on the application classpath under the security context of the PaperCut server process. This vulnerability can be chained with CVE-2026-81578.

## Sources
- https://www.papercut.com/kb/Main/security-bulletin-27-aug-2026-urgent-security-advisory/?lid=2oneu2wt0ct4
- https://nvd.nist.gov/vuln/detail/CVE-2026-82078
- https://nvd.nist.gov/vuln/detail/CVE-2026-82078

Generated by isitexploited.org from public sources. Verify version numbers against the vendor before acting.