Unrated severityNVD Advisory· Published Oct 24, 2023· Updated Dec 18, 2025
Address bar spoofing via bidirectional characters
CVE-2023-5732
Description
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.
Affected products
31- osv-coords28 versionspkg:rpm/almalinux/firefoxpkg:rpm/almalinux/firefox-x11pkg:rpm/almalinux/thunderbirdpkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Leap%2015.4pkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Leap%2015.4pkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Tumbleweedpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Enterprise%20Storage%207.1pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-ESPOSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP4pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP5pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP4pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP5pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP4pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP5
< 115.4.0-1.el8_8.alma.1+ 27 more
- (no CPE)range: < 115.4.0-1.el8_8.alma.1
- (no CPE)range: < 115.4.0-1.el9_2.alma.1
- (no CPE)range: < 115.4.1-1.el9_2.alma
- (no CPE)range: < 115.5.0-150200.152.117.1
- (no CPE)range: < 115.5.0-150200.152.117.1
- (no CPE)range: < 115.4.1-150200.8.136.1
- (no CPE)range: < 115.4.1-150200.8.136.1
- (no CPE)range: < 115.4.1-1.1
- (no CPE)range: < 115.5.0-150200.152.117.1
- (no CPE)range: < 115.5.0-150000.150.116.1
- (no CPE)range: < 115.5.0-150200.152.117.1
- (no CPE)range: < 115.5.0-150200.152.117.1
- (no CPE)range: < 115.5.0-150200.152.117.1
- (no CPE)range: < 115.5.0-150200.152.117.1
- (no CPE)range: < 115.5.0-150200.152.117.1
- (no CPE)range: < 115.5.0-112.191.1
- (no CPE)range: < 115.5.0-150000.150.116.1
- (no CPE)range: < 115.5.0-150200.152.117.1
- (no CPE)range: < 115.5.0-150200.152.117.1
- (no CPE)range: < 115.5.0-112.191.1
- (no CPE)range: < 115.5.0-150000.150.116.1
- (no CPE)range: < 115.5.0-150200.152.117.1
- (no CPE)range: < 115.5.0-150200.152.117.1
- (no CPE)range: < 115.5.0-112.191.1
- (no CPE)range: < 115.4.1-150200.8.136.1
- (no CPE)range: < 115.4.1-150200.8.136.1
- (no CPE)range: < 115.4.1-150200.8.136.1
- (no CPE)range: < 115.4.1-150200.8.136.1
- Range: unspecified
- Range: unspecified
- Range: unspecified
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
9- bugzilla.mozilla.org/show_bug.cgimitre
- bugzilla.mozilla.org/show_bug.cgimitre
- lists.debian.org/debian-lts-announce/2023/10/msg00037.htmlmitre
- lists.debian.org/debian-lts-announce/2023/10/msg00042.htmlmitre
- www.debian.org/security/2023/dsa-5535mitre
- www.debian.org/security/2023/dsa-5538mitre
- www.mozilla.org/security/advisories/mfsa2023-34/mitre
- www.mozilla.org/security/advisories/mfsa2023-46/mitre
- www.mozilla.org/security/advisories/mfsa2023-47/mitre
News mentions
0No linked articles in our index yet.