Mondoo Vulnerability Intelligence

Curated by Mondoo Research, enhanced with AI

Resources

Search Vulnerabilities
Trending CVEs
Browse Ecosystems
Terminology
Blog

Open Source

cnquery
cnspec

Star us on GitHub!

Company

Mondoo Platform
About
Contact

Vulnerability Intelligence

Customers

Vulnerability IntelligenceCVE-2025-13019

CVE-2025-13019

HIGH8.1

Same-origin policy bypass in the DOM: Workers component

Published Nov 11, 2025

Modified 1 months ago

Fix available

Details

Same-origin policy bypass in the DOM: Workers component. This vulnerability affects Firefox < 145, Firefox ESR < 140.5, Thunderbird < 145, and Thunderbird < 140.5.

Affected Packages

Firefox

Ubuntu 14.04 LTSUbuntu 16.04 LTSUbuntu 18.04 LTSUbuntu 20.04 LTSUbuntu 22.04 LTS

Fixed in:

145

Mozilla Firefox

Windows 10 (1507)Windows 10 (1607) / Server 2016Windows 10 (1809) / Server 2019Windows 10 (1903)Windows 10 (1909)

Fixed in:

145

Mozilla Firefox ESR

Windows 10 (1507)Windows 10 (1607) / Server 2016Windows 10 (1809) / Server 2019Windows 10 (1903)Windows 10 (1909)

Fixed in:

140.5

Firefox ESR

macOS 14macOS 15macOS 26

Fixed in:

140.5

References

WEBhttps://bugzilla.mozilla.org/show_bug.cgi?id=1988412 ADVISORYhttps://www.cve.org/CVERecord?id=CVE-2025-13019 WEBhttps://www.mozilla.org/security/advisories/mfsa2025-87/WEBhttps://www.mozilla.org/security/advisories/mfsa2025-88/WEBhttps://www.mozilla.org/security/advisories/mfsa2025-90/WEBhttps://www.mozilla.org/security/advisories/mfsa2025-91/

CVSS Analysis

CVSS v3.1

8.1

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

RequiredUI:R

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

NoneA:N

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

Ecosystems(28)

Ubuntu 14.04 LTS Ubuntu 16.04 LTS Ubuntu 18.04 LTS Ubuntu 20.04 LTS Ubuntu 22.04 LTS

Timeline

PublishedNov 11, 2025

ModifiedNov 25, 2025

CVE-2025-13019 | Mondoo Vulnerability Intelligence