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Fencer Vulns
critical 9.8

CVE-2022-41138 json

In Zutty before 0.13, DECRQSS in text written to the terminal can achieve arbitrary code execution.

published 2022-09-20 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-44379

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
2.3%
EPSS 2.3% chance of exploitation in 30 days, percentile 83%
public exploits
0
none known

Summary

In Zutty before 0.13, DECRQSS in text written to the terminal can achieve arbitrary code execution.

Patch / fix

  • zutty_project zutty 0.13
  • zutty Debian 14, Debian 13, Debian 12 0.13.0.20220910.112547+dfsg1-1

debian advisories DEBIAN-CVE-2022-41138

  • zutty Ubuntu Pro 22.04 LTS 0.11.2.20220109.192032+dfsg1-1ubuntu0.1~esm1

ubuntu advisories UBUNTU-CVE-2022-41138

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
total
Assessed
17 mo ago

Exploit prediction

2.26% chance of exploitation in the next 30 days, higher than 83% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • bugs.gentoo.org https://bugs.gentoo.org/868495 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Classification

Weakness
  • CWE-94 Improper Control of Generation of Code

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.