VulnerabilityAnalyzed
CVE-2024-1555
This vulnerability affects Firefox < 123.
HIGH 8.3EPSS 0.48%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.48%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
When opening a website using the `firefox://` protocol handler, SameSite cookies were not properly respected. This vulnerability affects Firefox < 123.
- CVSS 3.1
- 8.3 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L
- EPSS
- 0.48% probability · 40th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-290
- Affected
- mozilla/firefox
- Source
- security@mozilla.org
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1873223Issue Tracking
- https://www.mozilla.org/security/advisories/mfsa2024-05/Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1873223Issue Tracking
- https://www.mozilla.org/security/advisories/mfsa2024-05/Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.