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CVE-2026-14241 | Mondoo Vulnerability Intelligence

Vulnerability IntelligenceCVE-2026-14241

CVE-2026-14241

CRITICAL9.8

Memory safety bugs fixed in Firefox 152.0.4

Published Jun 30, 2026

Modified 3 months ago

Details

Memory safety bugs present in Firefox 152.0.3. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 152.0.4.

References

https://bugzilla.mozilla.org/buglist.cgi?bug_id=2043241%2C2045514%2C2045576%2C2045623%2C2045765%2C2049409%2C2049840

https://bugzilla.mozilla.org/show_bug.cgi?id=2046814

https://www.cve.org/CVERecord?id=CVE-2026-14241

https://www.mozilla.org/security/advisories/mfsa2026-62/

CVSS Analysis

CVSS v3.1

7.5

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

HighAC:H

Privileges Required

NonePR:N

User Interaction

RequiredUI:R

Scope

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

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

Ecosystems

Timeline

PublishedJun 30, 2026

ModifiedJul 6, 2026