CVSS: 10.0EPSS: 0%CPEs: 5EXPL: 0CVE-2025-1010 – firefox: thunderbird: Use-after-free in Custom Highlight
https://notcve.org/view.php?id=CVE-2025-1010
04 Feb 2025 — An attacker could have caused a use-after-free via the Custom Highlight API, leading to a potentially exploitable crash. This vulnerability affects Firefox < 135, Firefox ESR < 115.20, Firefox ESR < 128.7, Thunderbird < 128.7, and Thunderbird < 135. Multiple security issues were discovered in Firefox. If a user were tricked into opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information across domains, or execute arbitrary code... • https://bugzilla.mozilla.org/show_bug.cgi?id=1936982 • CWE-416: Use After Free •
CVSS: 10.0EPSS: 0%CPEs: 5EXPL: 1CVE-2025-1009 – firefox: thunderbird: Use-after-free in XSLT
https://notcve.org/view.php?id=CVE-2025-1009
04 Feb 2025 — An attacker could have caused a use-after-free via crafted XSLT data, leading to a potentially exploitable crash. This vulnerability affects Firefox < 135, Firefox ESR < 115.20, Firefox ESR < 128.7, Thunderbird < 128.7, and Thunderbird < 135. A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: An attacker could have caused a use-after-free via crafted XSLT data, leading to a potentially exploitable crash. Multiple security issues were discovered in Firefox.... • https://packetstorm.news/files/id/189614 • CWE-416: Use After Free •
CVSS: 6.5EPSS: 0%CPEs: 2EXPL: 0CVE-2025-23109
https://notcve.org/view.php?id=CVE-2025-23109
11 Jan 2025 — Long hostnames in URLs could be leveraged to obscure the actual host of the website or spoof the website address This vulnerability affects Firefox for iOS < 134. • https://bugzilla.mozilla.org/show_bug.cgi?id=1419275 • CWE-346: Origin Validation Error •
CVSS: 4.3EPSS: 0%CPEs: 2EXPL: 0CVE-2025-23108
https://notcve.org/view.php?id=CVE-2025-23108
11 Jan 2025 — Opening Javascript links in a new tab via long-press in the Firefox iOS client could result in a malicious script spoofing the URL of the new tab. This vulnerability affects Firefox for iOS < 134. • https://bugzilla.mozilla.org/show_bug.cgi?id=1933172 • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •
CVSS: 9.8EPSS: 0%CPEs: 4EXPL: 0CVE-2025-0247 – Gentoo Linux Security Advisory 202501-10
https://notcve.org/view.php?id=CVE-2025-0247
07 Jan 2025 — Memory safety bugs present in Firefox 133 and Thunderbird 133. 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. This vulnerability affects Firefox < 134. Memory safety bugs present in Firefox 133 and Thunderbird 133. 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. • https://bugzilla.mozilla.org/buglist.cgi?bug_id=1835193%2C1910021%2C1919803%2C1931576%2C1931948%2C1932173 •
CVSS: 7.6EPSS: 0%CPEs: 20EXPL: 0CVE-2025-0243 – firefox: thunderbird: Memory safety bugs fixed in Firefox 134, Thunderbird 134, Firefox ESR 128.6, and Thunderbird 128.6
https://notcve.org/view.php?id=CVE-2025-0243
07 Jan 2025 — Memory safety bugs present in Firefox 133, Thunderbird 133, Firefox ESR 128.5, and Thunderbird 128.5. 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. This vulnerability affects Firefox < 134 and Firefox ESR < 128.6. Memory safety bugs present in Firefox 133, Thunderbird 133, Firefox ESR 128.5, and Thunderbird 128.5. Some of these bugs showed evidence of memory corruption and we presume that with eno... • https://bugzilla.mozilla.org/buglist.cgi?bug_id=1827142%2C1932783 • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') •
CVSS: 10.0EPSS: 0%CPEs: 20EXPL: 0CVE-2025-0242 – firefox: thunderbird: Memory safety bugs fixed in Firefox 134, Thunderbird 134, Firefox ESR 115.19, Firefox ESR 128.6, Thunderbird 115.19, and Thunderbird 128.6
https://notcve.org/view.php?id=CVE-2025-0242
07 Jan 2025 — Memory safety bugs present in Firefox 133, Thunderbird 133, Firefox ESR 115.18, Firefox ESR 128.5, Thunderbird 115.18, and Thunderbird 128.5. 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. This vulnerability affects Firefox < 134, Firefox ESR < 128.6, and Firefox ESR < 115.19. Memory safety bugs present in Firefox 133, Thunderbird 133, Firefox ESR 115.18, Firefox ESR 128.5, Thunderbird 115.18, and ... • https://bugzilla.mozilla.org/buglist.cgi?bug_id=1874523%2C1926454%2C1931873%2C1932169 • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') CWE-787: Out-of-bounds Write •
CVSS: 7.8EPSS: 0%CPEs: 20EXPL: 0CVE-2025-0241 – firefox: Memory corruption when using JavaScript Text Segmentation
https://notcve.org/view.php?id=CVE-2025-0241
07 Jan 2025 — When segmenting specially crafted text, segmentation would corrupt memory leading to a potentially exploitable crash. This vulnerability affects Firefox < 134 and Firefox ESR < 128.6. When segmenting specially crafted text, segmentation would corrupt memory leading to a potentially exploitable crash. This vulnerability affects Firefox < 134, Firefox ESR < 128.6, Thunderbird < 134, and Thunderbird < 128.6. A flaw was found in Firefox. • https://bugzilla.mozilla.org/show_bug.cgi?id=1933023 • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer CWE-401: Missing Release of Memory after Effective Lifetime •
CVSS: 10.0EPSS: 0%CPEs: 31EXPL: 0CVE-2025-0240 – firefox: Compartment mismatch when parsing JavaScript JSON module
https://notcve.org/view.php?id=CVE-2025-0240
07 Jan 2025 — Parsing a JavaScript module as JSON could, under some circumstances, cause cross-compartment access, which may result in a use-after-free. This vulnerability affects Firefox < 134 and Firefox ESR < 128.6. Parsing a JavaScript module as JSON could, under some circumstances, cause cross-compartment access, which may result in a use-after-free. This vulnerability affects Firefox < 134, Firefox ESR < 128.6, Thunderbird < 134, and Thunderbird < 128.6. A flaw was found in Firefox. • https://bugzilla.mozilla.org/show_bug.cgi?id=1929623 • CWE-416: Use After Free •
CVSS: 6.4EPSS: 0%CPEs: 20EXPL: 0CVE-2025-0239 – firefox: Alt-Svc ALPN validation failure when redirected
https://notcve.org/view.php?id=CVE-2025-0239
07 Jan 2025 — When using Alt-Svc, ALPN did not properly validate certificates when the original server is redirecting to an insecure site. This vulnerability affects Firefox < 134 and Firefox ESR < 128.6. When using Alt-Svc, ALPN did not properly validate certificates when the original server is redirecting to an insecure site. This vulnerability affects Firefox < 134, Firefox ESR < 128.6, Thunderbird < 134, and Thunderbird < 128.6. A flaw was found in Firefox. • https://bugzilla.mozilla.org/show_bug.cgi?id=1929156 • CWE-295: Improper Certificate Validation CWE-601: URL Redirection to Untrusted Site ('Open Redirect') •