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Package details: pkg:deb/debian/firefox@139.0-1?distro=sid
purl pkg:deb/debian/firefox@139.0-1?distro=sid
Vulnerabilities affecting this package (0)
Vulnerability Summary Fixed by
This package is not known to be affected by vulnerabilities.
Vulnerabilities fixed by this package (9)
Vulnerability Summary Aliases
VCID-7q66-66b2-kucc Script elements loading cross-origin resources generated load and error events which leaked information enabling XS-Leaks attacks. CVE-2025-5266
VCID-98mt-7srw-qfh4 A vulnerability has been discovered in libvpx, which could lead to execution of arbitrary code. CVE-2025-5283
VCID-a8vw-n16x-duee Due to insufficient escaping of the newline character in the “Copy as cURL” feature, an attacker could trick a user into using this command, potentially leading to local code execution on the user's system. CVE-2025-5264
VCID-cz9e-m77e-bbdx Memory safety bugs present in Firefox 138 and Thunderbird 138. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. CVE-2025-5272
VCID-d2fm-vmeb-xuh9 Previewing a response in Devtools ignored CSP headers, which could have allowed content injection attacks. CVE-2025-5271
VCID-dcjm-7xcr-ayew Memory safety bugs present in Firefox 138, Thunderbird 138, Firefox ESR 128.10, and Thunderbird 128.10. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. CVE-2025-5268
VCID-n2hq-1ck4-ayhp Error handling for script execution was incorrectly isolated from web content, which could have allowed cross-origin leak attacks. CVE-2025-5263
VCID-rkj9-dd18-xka9 A clickjacking vulnerability could have been used to trick a user into leaking saved payment card details to a malicious page. CVE-2025-5267
VCID-xwva-p4mz-tyh4 In certain cases, SNI could have been sent unencrypted even when encrypted DNS was enabled. CVE-2025-5270

Date Actor Action Vulnerability Source VulnerableCode Version
2026-04-16T11:46:48.407101+00:00 Debian Importer Fixing VCID-xwva-p4mz-tyh4 https://security-tracker.debian.org/tracker/data/json 38.4.0
2026-04-16T11:15:26.806259+00:00 Debian Importer Fixing VCID-7q66-66b2-kucc https://security-tracker.debian.org/tracker/data/json 38.4.0
2026-04-16T10:06:23.569494+00:00 Debian Importer Fixing VCID-cz9e-m77e-bbdx https://security-tracker.debian.org/tracker/data/json 38.4.0
2026-04-16T09:48:21.943352+00:00 Debian Importer Fixing VCID-dcjm-7xcr-ayew https://security-tracker.debian.org/tracker/data/json 38.4.0
2026-04-16T09:23:34.454674+00:00 Debian Importer Fixing VCID-d2fm-vmeb-xuh9 https://security-tracker.debian.org/tracker/data/json 38.4.0
2026-04-16T09:03:56.833960+00:00 Debian Importer Fixing VCID-98mt-7srw-qfh4 https://security-tracker.debian.org/tracker/data/json 38.4.0
2026-04-16T08:52:34.431797+00:00 Debian Importer Fixing VCID-rkj9-dd18-xka9 https://security-tracker.debian.org/tracker/data/json 38.4.0
2026-04-16T08:41:00.610243+00:00 Debian Importer Fixing VCID-n2hq-1ck4-ayhp https://security-tracker.debian.org/tracker/data/json 38.4.0
2026-04-16T08:38:56.556623+00:00 Debian Importer Fixing VCID-a8vw-n16x-duee https://security-tracker.debian.org/tracker/data/json 38.4.0
2026-04-13T08:02:02.399884+00:00 Debian Importer Fixing VCID-xwva-p4mz-tyh4 https://security-tracker.debian.org/tracker/data/json 38.3.0
2026-04-13T07:39:22.973573+00:00 Debian Importer Fixing VCID-7q66-66b2-kucc https://security-tracker.debian.org/tracker/data/json 38.3.0
2026-04-13T06:47:07.670798+00:00 Debian Importer Fixing VCID-cz9e-m77e-bbdx https://security-tracker.debian.org/tracker/data/json 38.3.0
2026-04-13T06:33:05.087519+00:00 Debian Importer Fixing VCID-dcjm-7xcr-ayew https://security-tracker.debian.org/tracker/data/json 38.3.0
2026-04-11T18:16:16.272358+00:00 Debian Importer Fixing VCID-d2fm-vmeb-xuh9 https://security-tracker.debian.org/tracker/data/json 38.3.0
2026-04-11T18:04:34.996127+00:00 Debian Importer Fixing VCID-98mt-7srw-qfh4 https://security-tracker.debian.org/tracker/data/json 38.3.0
2026-04-11T17:57:30.340891+00:00 Debian Importer Fixing VCID-rkj9-dd18-xka9 https://security-tracker.debian.org/tracker/data/json 38.3.0
2026-04-11T17:50:11.694059+00:00 Debian Importer Fixing VCID-n2hq-1ck4-ayhp https://security-tracker.debian.org/tracker/data/json 38.3.0
2026-04-11T17:48:54.149022+00:00 Debian Importer Fixing VCID-a8vw-n16x-duee https://security-tracker.debian.org/tracker/data/json 38.3.0
2026-04-02T17:12:43.775687+00:00 Debian Importer Fixing VCID-xwva-p4mz-tyh4 https://security-tracker.debian.org/tracker/data/json 38.1.0
2026-04-02T17:10:52.999041+00:00 Debian Importer Fixing VCID-7q66-66b2-kucc https://security-tracker.debian.org/tracker/data/json 38.1.0
2026-04-02T17:10:27.927182+00:00 Debian Importer Fixing VCID-cz9e-m77e-bbdx https://security-tracker.debian.org/tracker/data/json 38.1.0
2026-04-02T17:05:59.621700+00:00 Debian Importer Fixing VCID-dcjm-7xcr-ayew https://security-tracker.debian.org/tracker/data/json 38.1.0
2026-04-02T17:04:48.346009+00:00 Debian Importer Fixing VCID-d2fm-vmeb-xuh9 https://security-tracker.debian.org/tracker/data/json 38.1.0
2026-04-02T17:03:40.803541+00:00 Debian Importer Fixing VCID-98mt-7srw-qfh4 https://security-tracker.debian.org/tracker/data/json 38.1.0
2026-04-02T17:02:59.032586+00:00 Debian Importer Fixing VCID-rkj9-dd18-xka9 https://security-tracker.debian.org/tracker/data/json 38.1.0
2026-04-02T17:02:20.566114+00:00 Debian Importer Fixing VCID-n2hq-1ck4-ayhp https://security-tracker.debian.org/tracker/data/json 38.1.0
2026-04-02T17:02:15.348418+00:00 Debian Importer Fixing VCID-a8vw-n16x-duee https://security-tracker.debian.org/tracker/data/json 38.1.0