CVE-2022-41322: In Kitty before 0.26.2, insufficient validation in the desktop notification escape sequence can lead to arbitr

Q: How do I fix CVE-2022-41322?

kitty: upgrade to 0.26.2; fedora: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Q: Is CVE-2022-41322 being exploited?

CVE-2022-41322 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2022-41322 affect?

CVE-2022-41322 affects kitty, fedora. Severity is high (CVSS 7.8). 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.

Q: How urgent is CVE-2022-41322?

Priority 44/100. High severity; Public exploit reference

This month

HIGH 7.8UPGRADEMITIGATE

CVE-2022-41322 is a high-severity flaw (CVSS 7.8) affecting kitty, fedora. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.5% (top 55%)
CISA exploited list	No
Weakness	CWE-116
Published	2022-09-23
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: fedoraproject · kitty project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-09-23 05:15 UTCPublished CVE record published
2026-06-17 05:03 UTCUpdated Record last modified

kitty project kitty UPGRADE

Affected: < 0.26.2

Fixed in: 0.26.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy kitty || rpm -q kitty || kitty --version

2. UPGRADE to 0.26.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade kitty

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade kitty

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

fedoraproject fedora MITIGATE

Affected: 36 · 37

Fixed in: no fixed release known

Safe to downgrade to: a release before 36

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-41322?

kitty: upgrade to 0.26.2; fedora: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-41322 being exploited?

CVE-2022-41322 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-41322 affect?

CVE-2022-41322 affects kitty, fedora. Severity is high (CVSS 7.8). 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.

How urgent is CVE-2022-41322?

Priority 44/100. High severity; Public exploit reference

Related CVEs

CVE-2026-42850 HIGH 8.8 UPGRADE Kitty is a cross-platform GPU based terminal
CVE-2026-42851 HIGH 7.8 UPGRADE Kitty is a cross-platform GPU based terminal
CVE-2026-54055 MEDIUM 5.0 UPGRADE Kitty is a cross-platform GPU based terminal
CVE-2026-54056 HIGH 7.6 UPGRADE Kitty is a cross-platform GPU based terminal
CVE-2026-54057 HIGH 7.8 UPGRADE Kitty is a cross-platform GPU based terminal

References

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