CVE-2022-41322
In Kitty before 0.26.2, insufficient validation in the desktop notification escape sequence can lead to arbitrary code execution.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.54%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In Kitty before 0.26.2, insufficient validation in the desktop notification escape sequence can lead to arbitrary code execution. The user must display attacker-controlled content in the terminal, then click on a notification popup.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 0.54% probability · 45th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-116
- Affected
- kitty project/kitty · fedoraproject/fedora
- Source
- cve@mitre.org
EPSS 0.5% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://bugs.gentoo.org/868543Exploit, Issue Tracking, Patch, Third Party Advisory
- https://github.com/kovidgoyal/kitty/commit/f05783e64d5fa62e1aed603e8d69aced5e49824fPatch
- https://github.com/kovidgoyal/kitty/compare/v0.26.1...v0.26.2Patch
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/47RK7MBSVY5BWDUTYMJUFPBAYFSWMTOI/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6RRNAPU33PHEH64P77YL3AJO6CTZGHTX/
- https://security.gentoo.org/glsa/202209-22Third Party Advisory
- https://sw.kovidgoyal.net/kitty/changelog/#detailed-list-of-changesRelease Notes, Vendor Advisory
- https://bugs.gentoo.org/868543Exploit, Issue Tracking, Patch, Third Party Advisory
- https://github.com/kovidgoyal/kitty/commit/f05783e64d5fa62e1aed603e8d69aced5e49824fPatch
- https://github.com/kovidgoyal/kitty/compare/v0.26.1...v0.26.2Patch
- https://lists.debian.org/debian-lts-announce/2025/06/msg00000.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/47RK7MBSVY5BWDUTYMJUFPBAYFSWMTOI/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6RRNAPU33PHEH64P77YL3AJO6CTZGHTX/
- https://security.gentoo.org/glsa/202209-22Third Party Advisory
- https://sw.kovidgoyal.net/kitty/changelog/#detailed-list-of-changesRelease Notes, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.