CVE-2022-26530: swaylock before 1.6 allows attackers to trigger a crash and achieve unlocked access to a Wayland compositor.

Q: How do I fix CVE-2022-26530?

swaylock: upgrade to 1.6. Exact commands for each OS are on this page.

Q: Is CVE-2022-26530 being exploited?

CVE-2022-26530 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-2022-26530 affect?

CVE-2022-26530 affects swaylock. Severity is critical (CVSS 9.1). swaylock before 1.6 allows attackers to trigger a crash and achieve unlocked access to a Wayland compositor.

Q: How urgent is CVE-2022-26530?

Priority 56/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 9.1REMOTEUPGRADE

CVE-2022-26530 is a critical-severity flaw (CVSS 9.1) affecting swaylock. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

swaylock before 1.6 allows attackers to trigger a crash and achieve unlocked access to a Wayland compositor.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.1 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.6% (top 25%)
CISA exploited list	No
Published	2022-04-03
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: swaywm

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

Am I affected?

Timeline

2022-04-03 23:15 UTCPublished CVE record published
2026-06-17 04:35 UTCUpdated Record last modified

swaywm swaylock UPGRADE

Affected: < 1.6

Fixed in: 1.6

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 1.6 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade swaylock

Note

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

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-2022-26530?

swaylock: upgrade to 1.6. Exact commands for each OS are on this page.

Is CVE-2022-26530 being exploited?

CVE-2022-26530 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-2022-26530 affect?

CVE-2022-26530 affects swaylock. Severity is critical (CVSS 9.1). swaylock before 1.6 allows attackers to trigger a crash and achieve unlocked access to a Wayland compositor.

How urgent is CVE-2022-26530?

Priority 56/100. Critical severity; Remotely exploitable, no login, no user action

References

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