CVE-2024-10458

Name: CVE-2024-10458
Creator: NVD / NIST
Published: 2024-10-29T13:15:03.623+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.61%

Last modified Jun 17, 2026

CVE-2024-10458 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A permission leak could have occurred from a trusted site to an untrusted site via `embed` or `object` elements. This vulnerability affects Firefox < 132, Firefox ESR < 128.4, Firefox ESR < 115.17, Thunderbird < 128.4, and Thunderbird < 132.. EPSS estimates a 0.61% chance of exploitation in the next 30 days.

Description

A permission leak could have occurred from a trusted site to an untrusted site via `embed` or `object` elements. This vulnerability affects Firefox < 132, Firefox ESR < 128.4, Firefox ESR < 115.17, Thunderbird < 128.4, and Thunderbird < 132.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.61%

44.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-281

Affected Software

Vendor	Product	Versions
Mozilla	Firefox	< 115.17
Mozilla	Firefox	< 132.0
Mozilla	Firefox	>= 116.0, < 128.4.0
Mozilla	Thunderbird	< 128.4.0
Mozilla	Thunderbird	>= 129.0, < 132.0

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1921733Issue Tracking
https://www.mozilla.org/security/advisories/mfsa2024-55/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2024-56/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2024-57/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2024-58/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2024-59/Vendor Advisory
https://lists.debian.org/debian-lts-announce/2024/10/msg00034.html
https://lists.debian.org/debian-lts-announce/2024/11/msg00001.html

Timeline

Published: Oct 29, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-10458?

How severe is CVE-2024-10458?

CVE-2024-10458 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.61% probability of exploitation in the next 30 days.

How do I fix CVE-2024-10458?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-10458?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST