
CVE catalog
CVE-2023-37207
firefox-esr: CVE-2023-37207
- Severity
- Medium · CVSS 6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.74% · Oct 25, 2026
A website could have obscured the fullscreen notification by using a URL with a scheme handled by an external program, such as a mailto URL. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 115, Firefox ESR < 102.13, and Thunderbird < 102.13.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | firefox-esr | sid | 153.5.1esr-1 | fixed |
| Debian | firefox-esr | forky | 153.5.1esr-1 | fixed |
| Debian | firefox-esr | trixie | 140.15.0esr-1~deb13u1 | fixed |
| Debian | firefox-esr | trixie-security | 153.5.1esr-1~deb13u1 | fixed |
| Debian | firefox-esr | bookworm | 140.12.0esr-1~deb12u1 | fixed |
| Debian | firefox-esr | bookworm-security | 153.5.1esr-1~deb12u1 | fixed |
| Debian | thunderbird | sid | 1:153.5.1esr-1 | fixed |
| Debian | thunderbird | forky | 1:153.5.0esr-1 | fixed |
| Debian | thunderbird | trixie | 1:140.12.0esr-1~deb13u1 | fixed |
| Debian | thunderbird | trixie-security | 1:153.5.1esr-1~deb13u2 | fixed |
| Debian | thunderbird | bookworm | 1:140.12.0esr-1~deb12u1 | fixed |
| Debian | thunderbird | bookworm-security | 1:153.5.1esr-1~deb12u1 | fixed |
| Ubuntu | firefox | 20.04 | 69.0.3+build1-0ubuntu1 | vulnerable |
| Ubuntu | firefox | 20.04 | 70.0+build2-0ubuntu1 | vulnerable |
| Ubuntu | firefox | 20.04 | 70.0+build2-0ubuntu2 | vulnerable |
| Ubuntu | firefox | 20.04 | 70.0.1+build1-0ubuntu2 | vulnerable |
| Ubuntu | firefox | 20.04 | 71.0+build2-0ubuntu2 | vulnerable |
| Ubuntu | firefox | 20.04 | 71.0+build5-0ubuntu1 | vulnerable |
| Ubuntu | firefox | 20.04 | 72.0.1+build1-0ubuntu1 | vulnerable |
| Ubuntu | firefox | 20.04 | 72.0.2+build1-0ubuntu1 | vulnerable |
| Ubuntu | firefox | 20.04 | 73.0+build1-0ubuntu1 | vulnerable |
| Ubuntu | firefox | 20.04 | 73.0+build2-0ubuntu1 | vulnerable |
| Ubuntu | firefox | 20.04 | 73.0+build3-0ubuntu1 | vulnerable |
| Ubuntu | firefox | 20.04 | 73.0.1+build1-0ubuntu1 | vulnerable |
| Ubuntu | firefox | 20.04 | 74.0+build1-0ubuntu1 | vulnerable |
| Ubuntu | firefox | 20.04 | 74.0+build2-0ubuntu1 | vulnerable |
| Ubuntu | firefox | 20.04 | 74.0+build2-0ubuntu2 | vulnerable |
| Ubuntu | firefox | 20.04 | 74.0+build3-0ubuntu1 | vulnerable |
| Ubuntu | firefox | 20.04 | 75.0+build3-0ubuntu1 | vulnerable |
| Ubuntu | firefox | 20.04 | 76.0+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 76.0.1+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 77.0.1+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 78.0.1+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 78.0.2+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 79.0+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 80.0+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 80.0.1+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 81.0+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 81.0.2+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 82.0+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 82.0.2+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 82.0.3+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 83.0+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 84.0+build3-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 84.0.1+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 84.0.2+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 85.0+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 85.0.1+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 86.0+build3-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 86.0.1+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 87.0+build3-0ubuntu0.20.04.2 | vulnerable |
| Ubuntu | firefox | 20.04 | 88.0+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 88.0.1+build1-0ubuntu0.20.04.2 | vulnerable |
| Ubuntu | firefox | 20.04 | 89.0+build2-0ubuntu0.20.04.2 | vulnerable |
| Ubuntu | firefox | 20.04 | 89.0.1+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 89.0.2+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 90.0+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 90.0.2+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 91.0+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 91.0.1+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 91.0.2+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 92.0+build3-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 93.0+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 94.0+build3-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 95.0+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 95.0.1+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 96.0+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 97.0+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 97.0.2+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 98.0+build3-0ubuntu0.20.04.2 | vulnerable |
| Ubuntu | firefox | 20.04 | 98.0.1+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 98.0.2+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 99.0+build2-0ubuntu0.20.04.2 | vulnerable |
| Ubuntu | firefox | 20.04 | 100.0+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 100.0.2+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 101.0.1+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 102.0+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 103.0+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 104.0+build3-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 105.0+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 106.0.2+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 106.0.5+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 107.0+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 108.0+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 108.0.1+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 108.0.2+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 109.0+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 109.0.1+build1-0ubuntu0.20.04.2 | vulnerable |
| Ubuntu | firefox | 20.04 | 110.0+build3-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 110.0.1+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 111.0+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 111.0.1+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 112.0+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 112.0.1+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 112.0.2+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 113.0+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 113.0.1+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 113.0.2+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 114.0+build3-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 114.0.1+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 114.0.2+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | firefox | 20.04 | 115.0+build2-0ubuntu0.20.04.3 | fixed |
| Ubuntu | thunderbird | 20.04 | 1:68.1.2+build1-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:68.1.2+build1-0ubuntu2 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:68.2.1+build1-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:68.2.2+build1-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:68.3.0+build2-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:68.3.1+build1-0ubuntu2 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:68.4.1+build1-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:68.4.2+build2-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:68.5.0+build1-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:68.6.0+build2-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:68.7.0+build1-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:68.7.0+build1-0ubuntu2 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:68.8.0+build2-0ubuntu0.20.04.2 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:68.10.0+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:78.7.1+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:78.8.1+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:78.11.0+build1-0ubuntu0.20.04.2 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:78.13.0+build1-0ubuntu0.20.04.2 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:78.14.0+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:78.14.0+build1-0ubuntu0.20.04.2 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:91.5.0+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:91.7.0+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:91.8.1+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:91.9.1+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:91.11.0+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:102.2.2+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:102.4.2+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:102.7.1+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:102.8.0+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:102.9.0+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:102.10.0+build2-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:102.11.0+build1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | thunderbird | 20.04 | 1:102.13.0+build1-0ubuntu0.20.04.1 | fixed |
| Ubuntu | thunderbird | 22.04 | 1:91.1.2+build1-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.3.0+build2-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.3.1+build1-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.3.2+build1-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.4.0+build1.1-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.4.0+build2-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.5.0+build1-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.5.1+build1-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.6.1+build1-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.7.0+build1-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.7.0+build2-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.8.0+build2-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.9.1+build1-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.11.0+build2-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:102.2.2+build1-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:102.4.2+build2-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:102.7.1+build2-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:102.8.0+build2-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:102.9.0+build1-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:102.10.0+build2-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:102.11.0+build1-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:102.13.0+build1-0ubuntu0.22.04.1 | fixed |
| Cpe | firefox | Not reported | 115.0 | fixed |
| Cpe | firefox_esr | Not reported | 102.13 | fixed |
| Cpe | thunderbird | Not reported | 102.13 | fixed |
| Cpe | debian_linux | Not reported | Not reported | unknown |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | firefox-esr | source | sid | 102.13.0esr-1 | not yet assigned | Not reported | Not reported |
| Debian | firefox-esr | source | forky | 102.13.0esr-1 | not yet assigned | Not reported | Not reported |
| Debian | firefox-esr | source | trixie | 102.13.0esr-1 | not yet assigned | Not reported | Not reported |
| Debian | firefox-esr | source | bookworm | 102.13.0esr-1~deb12u1 | not yet assigned | Not reported | Not reported |
| Debian | thunderbird | source | sid | 1:102.13.0-1 | not yet assigned | Not reported | Not reported |
| Debian | thunderbird | source | forky | 1:102.13.0-1 | not yet assigned | Not reported | Not reported |
| Debian | thunderbird | source | trixie | 1:102.13.0-1 | not yet assigned | Not reported | Not reported |
| Debian | thunderbird | source | bookworm | 1:102.13.0-1~deb12u1 | not yet assigned | Not reported | Not reported |
| Ubuntu | firefox | deb | 20.04 | 115.0+build2-0ubuntu0.20.04.3 | Not reported | UBUNTU-CVE-2023-37207 | Not reported |
| Ubuntu | thunderbird | deb | 20.04 | 1:102.13.0+build1-0ubuntu0.20.04.1 | Not reported | UBUNTU-CVE-2023-37207 | Not reported |
| Ubuntu | thunderbird | deb | 22.04 | 1:102.13.0+build1-0ubuntu0.22.04.1 | Not reported | UBUNTU-CVE-2023-37207 | Not reported |
| Cpe | firefox | cpe | Not reported | 115.0 | Not reported | NVD-CVE-2023-37207 | Not reported |
| Cpe | firefox_esr | cpe | Not reported | 102.13 | Not reported | NVD-CVE-2023-37207 | Not reported |
| Cpe | thunderbird | cpe | Not reported | 102.13 | Not reported | NVD-CVE-2023-37207 | Not reported |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
References
- [https://access.redhat.com/errata/RHSA-2023:4063]
- [https://bugzilla.mozilla.org/show_bug.cgi?id=1816287]
- [https://ftp.suse.com/pub/projects/security/csaf/rhsa-2023_4062.json]
- [https://lists.debian.org/debian-lts-announce/2023/07/msg00006.html]
- [https://lists.debian.org/debian-lts-announce/2023/07/msg00015.html]
- [https://nvd.nist.gov/vuln/detail/CVE-2023-37207]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2023-37207]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2023-37207]
- [https://security-tracker.debian.org/tracker/CVE-2023-37207]
- [https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-2917.json]
- [https://www.debian.org/security/2023/dsa-5450]
- [https://www.debian.org/security/2023/dsa-5451]
- [https://www.mozilla.org/security/advisories/mfsa2023-22/]
- [https://www.mozilla.org/security/advisories/mfsa2023-23/]
- [https://www.mozilla.org/security/advisories/mfsa2023-24/]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]