CVEvulnerability
CVE-2021-29975
6.5 MEDIUM
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- Status
- Modified
- Published
- 2021-08-05
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.5 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
- CVSS 2.0 ([email protected])
- 4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:P/A:N
Description
Through a series of DOM manipulations, a message, over which the attacker had control of the text but not HTML or formatting, could be overlaid on top of another domain (with the new domain correctly shown in the address bar) resulting in possible user confusion. This vulnerability affects Firefox < 90.
Affected configurations
• mozilla firefox (< 90.0)
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1713259 Exploit, Issue Tracking, Vendor Advisory
- https://security.gentoo.org/glsa/202202-03 Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2021-28/ Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1713259 Exploit, Issue Tracking, Vendor Advisory
- https://security.gentoo.org/glsa/202202-03 Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2021-28/ Vendor Advisory