CVE-2026-120572 — Vulnerability intelligence

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Published: 2026-11-03T14:17:35.447

CVSS

8.8

CISA KEV

Not listed; not proof of no exploitation

Original source text (not a translation)

Incorrect boundary conditions in the Layout: Block and Inline component. This vulnerability was fixed in Firefox 159.0.1.

Sources

• CVE-2026-120572
• Original advisory
• Original advisory