CVE-2023-25741

Mozilla Firefox and 2 others: Observable Discrepancy

CVE-2023-25741 is fixed in 5 products on 2 platforms, first by firefox 110.0+build3-0ubuntu0.18.04.1, released February 14, 2023. It is not reported as exploited. Patch Radar priority: Routine.

RoutineFixed on 2 platforms

CVSS

6.5

Medium

Exploitation

None reported

No vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0077

55th percentile

When dragging and dropping an image cross-origin, the image's size could potentially be leaked. This behavior was shipped in 109 and caused web compatibility problems as well as this security concern, so the behavior was disabled until further review. This vulnerability affects Firefox < 110.

Where it's fixed

Product	Fixed in	Fix	Released
Windows apps
Mozilla Firefox (en-US)	110.0	Mozilla Firefox (en-US) 110.0	Feb 16, 2023
Mozilla Firefox ESR (en-US)	115.4.0	Mozilla Firefox ESR (en-US) 115.4.0	Oct 17, 2023
Linux
firefox · Ubuntu 18.04.6 LTS (bionic)	110.0+build3-0ubuntu0.18.04.1	firefox 110.0+build3-0ubuntu0.18.04.1	Feb 14, 2023
firefox · Ubuntu 20.04 LTS (focal)	110.0+build3-0ubuntu0.20.04.1	firefox 110.0+build3-0ubuntu0.20.04.1	Feb 14, 2023
firefox-geckodriver · Ubuntu 18.04.6 LTS (bionic)	110.0+build3-0ubuntu0.18.04.1	firefox-geckodriver 110.0+build3-0ubuntu0.18.04.1	Feb 14, 2023
firefox-geckodriver · Ubuntu 20.04 LTS (focal)	110.0+build3-0ubuntu0.20.04.1	firefox-geckodriver 110.0+build3-0ubuntu0.20.04.1	Feb 14, 2023
firefox-mozsymbols · Ubuntu 18.04.6 LTS (bionic)	110.0+build3-0ubuntu0.18.04.1	firefox-mozsymbols 110.0+build3-0ubuntu0.18.04.1	Feb 14, 2023
firefox-mozsymbols · Ubuntu 20.04 LTS (focal)	110.0+build3-0ubuntu0.20.04.1	firefox-mozsymbols 110.0+build3-0ubuntu0.20.04.1	Feb 14, 2023

Details

Published
February 14, 2023
Weakness
CWE-203: Observable Discrepancy
Vendor advisory
https://nvd.nist.gov/vuln/detail/CVE-2023-25741

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