CVE-2023-5732
MEDIUMFirefox < 117.0 and ESR < 115.4.1 - URL Spoofing via Bidirectional Characters
Title source: llmDescription
An attacker could have created a malicious link using bidirectional characters to spoof the location in the address bar when visited. This vulnerability affects Firefox < 117, Firefox ESR < 115.4, and Thunderbird < 115.4.1.
References (9)
Core 9
Core References
Issue Tracking, Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1690979
Issue Tracking, Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1836962
Mailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/10/msg00037.html
Mailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/10/msg00042.html
Mailing List, Third Party Advisory
https://www.debian.org/security/2023/dsa-5535
Third Party Advisory
https://www.debian.org/security/2023/dsa-5538
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-34/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-46/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-47/
Scores
CVSS v3
6.5
EPSS
0.0029
EPSS Percentile
52.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
Status
published
Products (5)
debian/debian_linux
10.0
debian/debian_linux
11.0
mozilla/firefox
< 117.0
mozilla/firefox_esr
< 115.4.1
mozilla/thunderbird
< 115.4.1
Published
Oct 25, 2023
Tracked Since
Feb 18, 2026