CVE-2026-11157

MEDIUMCVSS 5.4/10EPSS 0.12%

Last modified

CVE-2026-11157 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Script injection in Accessibility in Google Chrome prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to inject arbitrary scripts or HTML (UXSS) via a crafted Chrome Extension. (Chromium security severity: Medium). EPSS estimates a 0.12% chance of exploitation in the next 30 days.

Description

Script injection in Accessibility in Google Chrome prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to inject arbitrary scripts or HTML (UXSS) via a crafted Chrome Extension. (Chromium security severity: Medium)

Metrics

CVSS 3.1
5.4/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

EPSS Probability
0.12%

2.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
GoogleChrome< 149.0.7827.53

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-11157?
Script injection in Accessibility in Google Chrome prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to inject arbitrary scripts or HTML (UXSS) via a crafted Chrome Extension. (Chromium security severity: Medium)
How severe is CVE-2026-11157?
CVE-2026-11157 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.12% probability of exploitation in the next 30 days.
How do I fix CVE-2026-11157?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-11157?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST