CVE-2024-5693

Name: CVE-2024-5693
Creator: NVD / NIST
Published: 2024-06-11T13:15:50.85+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.57%

Last modified Jun 17, 2026

CVE-2024-5693 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. Offscreen Canvas did not properly track cross-origin tainting, which could be used to access image data from another site in violation of same-origin policy. This vulnerability affects Firefox < 127, Firefox ESR < 115.12, and Thunderbird < 115.12.. EPSS estimates a 0.57% chance of exploitation in the next 30 days.

Description

Offscreen Canvas did not properly track cross-origin tainting, which could be used to access image data from another site in violation of same-origin policy. This vulnerability affects Firefox < 127, Firefox ESR < 115.12, and Thunderbird < 115.12.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

0.57%

43.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-829

Affected Software

Vendor	Product	Versions
Mozilla	Firefox	< 115.12
Mozilla	Firefox	< 127.0
Mozilla	Thunderbird	< 115.12

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1891319Issue Tracking
https://lists.debian.org/debian-lts-announce/2024/06/msg00000.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2024/06/msg00010.htmlMailing List, Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2024-25/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2024-26/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2024-28/Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1891319Issue Tracking
https://lists.debian.org/debian-lts-announce/2024/06/msg00000.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2024/06/msg00010.htmlMailing List, Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2024-25/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2024-26/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2024-28/Vendor Advisory

Timeline

Published: Jun 11, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-5693?

How severe is CVE-2024-5693?

CVE-2024-5693 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.57% probability of exploitation in the next 30 days.

How do I fix CVE-2024-5693?

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-2024-5693?

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

Scan your code now

Source: NVD / NIST