CVE-2026-124950

What it is

Same-origin policy bypass in the CSS Parsing and Computation component. This vulnerability was fixed in Firefox 160.

At a glance

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2026-11-10 13:29 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-11-10 13:29 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: not scored yet.
• Severity: not scored yet.
• Fix: a patch or advisory is linked.

Details

Published

2026-11-10 13:29 UTC

Last modified

2026-11-10 13:29 UTC

Record status

Received

Affected

• Mozilla Firefox

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2026-124950.md and follow it. Check whether this project is affected by CVE-2026-124950. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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