Multiple Mozilla product information leakage vulnerabilities (CNVD-2026-26879)

Mozilla Firefox is an open-source web browser developed by the Mozilla Foundation in the United States. Mozilla Firefox ESR is an extended support version of Firefox the web browser developed by the Mozilla Foundation. Mozilla Thunderbird is an email client software independently developed from t...

Multiple Mozilla product code execution vulnerabilities (CNVD-2026-26877)

Mozilla Firefox is an open-source web browser developed by the Mozilla Foundation in the United States. Mozilla Firefox ESR is an extended support version of Firefox the web browser developed by the Mozilla Foundation. Mozilla Thunderbird is an email client software independently developed from t...

Multiple Mozilla product information leakage vulnerabilities (CNVD-2026-26880)

Mozilla Firefox is an open-source web browser developed by the Mozilla Foundation in the United States. Mozilla Firefox ESR is an extended support version of Firefox the web browser developed by the Mozilla Foundation. Mozilla Thunderbird is an email client software independently developed from t...

Multiple Mozilla products have buffer overflow vulnerabilities (CNVD-2026-26884)

Mozilla Firefox is an open-source web browser developed by the Mozilla Foundation in the United States. Mozilla Firefox ESR is an extended support version of Firefox the web browser developed by the Mozilla Foundation. Mozilla Thunderbird is an email client software independently developed from t...

Multiple Mozilla products have buffer overflow vulnerabilities (CNVD-2026-26886)

Mozilla Firefox is an open-source web browser developed by the Mozilla Foundation in the United States. Mozilla Firefox ESR is an extended support version of Firefox the web browser developed by the Mozilla Foundation. Mozilla Thunderbird is an email client software independently developed from t...

Multiple Mozilla product logic processing errors (CNVD-2026-26387)

Mozilla Firefox is an open-source web browser. Mozilla Firefox ESR is a extended support version of Firefox the web browser. Mozilla Thunderbird is an email client software that emerged independently from the Mozilla Application Suite. Several Mozilla products have vulnerabilities related to...

Multiple Mozilla product logic processing errors (CNVD-2026-26386)

Mozilla Firefox is an open-source web browser. Mozilla Firefox ESR is a extended support version of Firefox the web browser. Mozilla Thunderbird is an email client software that emerged independently from the Mozilla Application Suite. Several Mozilla products have vulnerabilities related to...

Vulnerability of the Graphics component: Canvas2D in browsers such as Mozilla Firefox, Firefox ESR, and the email client Thunderbird, which allows attackers to trigger a service failure.

The vulnerability of the Canvas2D component in Mozilla Firefox, Firefox ESR, and the email client Thunderbird is related to incorrect handling of unusual or exceptional states. Exploiting this vulnerability can allow an attacker to cause service failures remotely...

Vulnerability of the Graphics component: Canvas2D in browsers such as Mozilla Firefox, Firefox ESR, and the email client Thunderbird, which allows attackers to trigger a service failure.

The vulnerability of the Canvas2D component in Mozilla Firefox, Firefox ESR, and the email client Thunderbird is related to incorrect handling of unusual or exceptional states. Exploiting this vulnerability can allow an attacker to cause service failures remotely...

Multiple Mozilla products have buffer overflow vulnerabilities (CNVD-2026-26885)

Mozilla Firefox is an open-source web browser developed by the Mozilla Foundation in the United States. Mozilla Firefox ESR is an extended support version of Firefox the web browser developed by the Mozilla Foundation. Mozilla Thunderbird is an email client software independently developed from t...

Multiple Mozilla products have vulnerabilities due to improper exception handling.

Mozilla Firefox is an open-source web browser developed by the Mozilla Foundation in the United States. Mozilla Firefox ESR is an extended support version of Firefox the web browser developed by the Mozilla Foundation. Mozilla Thunderbird is an email client software independently developed from t...

PT-2026-53884

Name of the Vulnerable Software and Affected Versions Firefox version 152.0.3 Description Memory safety bugs exist that exhibit evidence of memory corruption. These issues could potentially be exploited to execute arbitrary code. Recommendations Update Firefox to version 152.0.4...

Oracle Linux 9 : firefox (ELSA-2026-20574)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-20574 advisory. 140.12.0-1.0.1 - Fix firefox-oracle-default-prefs.js for new nss Orabug: 37079773 - Add firefox-oracle-default-prefs.js and remove the corresponding R...

Security Vulnerabilities fixed in Firefox 152.0.4 — Mozilla

Memory safety bugs present in Firefox 152.0.3. 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...

Security update for MozillaFirefox (important)

openSUSE security update: security update for mozillafirefox ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:21043-1 Rating: important References: bsc1268071 Cross-References: CVE-2026-12289 CVE-2026-12290 CVE-2026-12291 CVE-2026-12292 CVE-2026-1229...

Multiple Mozilla products have vulnerabilities related to incorrect processing logic.

Mozilla Firefox is an open-source web browser. Mozilla Firefox ESR is a extended support version of Firefox the web browser. Mozilla Thunderbird is an email client software that emerged independently from the Mozilla Application Suite. Several Mozilla products have vulnerabilities related to...

Vulnerability of the WebRTC component: The signaling browsers Mozilla Firefox, Firefox ESR, and the email client Thunderbird, which allow attackers to compromise the confidentiality and integrity of protected information.

The vulnerability of the WebRTC component: The signaling browsers Mozilla Firefox, Firefox ESR, and the email client Thunderbird are vulnerable due to dependencies on behaviors that are uncertain for each type of implementation. Exploiting this vulnerability allows a malicious actor to compromise...

Multiple Mozilla products have buffer overflow vulnerabilities (CNVD-2026-26883)

Mozilla Firefox is an open-source web browser developed by the Mozilla Foundation in the United States. Mozilla Firefox ESR is an extended support version of Firefox the web browser developed by the Mozilla Foundation. Mozilla Thunderbird is an email client software independently developed from t...

Multiple Mozilla product logic processing errors (CNVD-2026-26881)

Mozilla Firefox is an open-source web browser developed by the Mozilla Foundation in the United States. Mozilla Firefox ESR is an extended support version of Firefox the web browser developed by the Mozilla Foundation. Mozilla Thunderbird is an email client software independently developed from t...

Multiple Mozilla product logic processing errors (CNVD-2026-26878)

Mozilla Firefox is an open-source web browser developed by the Mozilla Foundation in the United States. Mozilla Firefox ESR is an extended support version of Firefox the web browser developed by the Mozilla Foundation. Mozilla Thunderbird is an email client software independently developed from t...