CVE-2022-42960: EqualWeb Accessibility Widget 2.0.0, 2.0.1, 2.0.2, 2.0.3, 2.0.4, 2.1.10, 3.0.0, 3.0.1, 3.0.2, 4.0.0, and 4.0.1

Routine

MEDIUM 5.4DOWNGRADE

CVE-2022-42960 is a medium-severity flaw (CVSS 5.4) affecting equalweb accessibility widget. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

EqualWeb Accessibility Widget 2.0.0, 2.0.1, 2.0.2, 2.0.3, 2.0.4, 2.1.10, 3.0.0, 3.0.1, 3.0.2, 4.0.0, and 4.0.1 allows DOM XSS due to improper validation of message events to accessibility.js.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.4% (top 67%)
CISA exploited list	No
Weakness	CWE-79
Published	2022-11-17
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: equalweb

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

Am I affected?

Timeline

2022-11-17 00:15 UTCPublished CVE record published
2026-06-17 05:05 UTCUpdated Record last modified

equalweb equalweb accessibility widget DOWNGRADE

Affected: 2.0.0 · 2.0.1 · 2.0.2 · 2.0.3 · 2.0.4 · 2.1.10 · 3.0.0 · 3.0.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0.0

1. Check installed version

apt-cache policy equalweb-accessibility-widget || rpm -q equalweb-accessibility-widget || equalweb-accessibility-widget --version

2. No fixed release: DOWNGRADE to a release before 2.0.0 (Debian / Ubuntu)

apt-cache madison equalweb-accessibility-widget sudo apt install equalweb-accessibility-widget=<VERSION_BEFORE_2.0.0> sudo apt-mark hold equalweb-accessibility-widget

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list equalweb-accessibility-widget sudo dnf downgrade equalweb-accessibility-widget-<VERSION_BEFORE_2.0.0> sudo dnf versionlock add equalweb-accessibility-widget

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2022-42960?

equalweb accessibility widget: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-42960 being exploited?

CVE-2022-42960 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-2022-42960 affect?

CVE-2022-42960 affects equalweb accessibility widget. Severity is medium (CVSS 5.4). EqualWeb Accessibility Widget 2.0.0, 2.0.1, 2.0.2, 2.0.3, 2.0.4, 2.1.10, 3.0.0, 3.0.1, 3.0.2, 4.0.0, and 4.0.1 allows DOM XSS due to improper validation of message events to accessibility.js.

How urgent is CVE-2022-42960?

Priority 27/100. No elevated risk signals yet.

References

← Back to latest CVEs