Vulnerability in Mozilla Firefox
CVE-2023-25741
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.
EPSS: 0.008 (51.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.
Affected products
- Mozilla Firefox — versions unspecified
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@mozilla.org (Vendor Advisory)
- security@mozilla.org (Permissions Required, Issue Tracking)
- security@mozilla.org (Issue Tracking, Vendor Advisory)
- security@mozilla.org (Exploit, Issue Tracking, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-25741?
- CVE-2023-25741 is a medium-severity vulnerability in Mozilla Firefox, classified under Observable Discrepancy. CVSS score: 6.5/10. Published 2023-06-02.
- How severe is CVE-2023-25741?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2023-25741 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.