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CVE Vulnerabilities

CVE-2026-2794

Use of Uninitialized Resource

Published: Feb 24, 2026 | Modified: Feb 25, 2026
CVSS 3.x
7.5
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.x
RedHat/V2
RedHat/V3
7.5 IMPORTANT
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Ubuntu
MEDIUM
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Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2026-2794
CWEhttps://cwe.mitre.org/data/definitions/908.html

Information disclosure due to uninitialized memory in Firefox and Firefox Focus for Android. This vulnerability affects Firefox < 148.

Weakness

The product uses or accesses a resource that has not been initialized.

Affected Software

NameVendorStart VersionEnd Version
FirefoxMozilla*148.0 (excluding)
Mozjs102Ubuntuesm-apps/noble*
Mozjs102Ubuntujammy*
Mozjs102Ubuntunoble*
Mozjs115Ubuntunoble*
Mozjs52Ubuntuesm-apps/focal*
Mozjs52Ubuntuesm-infra/bionic*
Mozjs68Ubuntuesm-infra/focal*
Mozjs78Ubuntuesm-apps/jammy*
Mozjs78Ubuntujammy*
Mozjs91Ubuntujammy*
ThunderbirdUbuntujammy*

Potential Mitigations

References

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