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    <link>https://vulnerability.circl.lu</link>
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      <title>certfr-2026-avi-1240 — De multiples vulnérabilités ont été découvertes dans les produits Mozilla. Certaines d'entre elles permettent à un atta…</title>
      <link>https://vulnerability.circl.lu/vuln/certfr-2026-avi-1240</link>
      <description>certfr-2026-avi-1240</description>
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      <title>fkie_cve-2026-100784</title>
      <link>https://vulnerability.circl.lu/vuln/fkie_cve-2026-100784</link>
      <description>&lt;p&gt;Use-after-free in the Layout: Text and Fonts component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;Use-after-free in the Layout: Text and Fonts component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://vulnerability.circl.lu/vuln/fkie_cve-2026-100784</guid>
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    <item>
      <title>GHSA-p2x6-2xrh-qcqm</title>
      <link>https://vulnerability.circl.lu/vuln/ghsa-p2x6-2xrh-qcqm</link>
      <description>&lt;p&gt;Use-after-free in the Layout: Text and Fonts component. This vulnerability was fixed in Firefox ESR 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;Use-after-free in the Layout: Text and Fonts component. This vulnerability was fixed in Firefox ESR 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.&lt;/p&gt;</content:encoded>
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    <item>
      <title>openSUSE-SU-2026:11917-1 — firefox-esr-153.4.0-1.1 on GA media</title>
      <link>https://vulnerability.circl.lu/vuln/opensuse-su-2026:11917-1</link>
      <description>&lt;p&gt;firefox-esr-153.4.0-1.1 on GA media&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;firefox-esr-153.4.0-1.1 on GA media&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://vulnerability.circl.lu/vuln/opensuse-su-2026:11917-1</guid>
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      <title>UBUNTU-CVE-2026-100784</title>
      <link>https://vulnerability.circl.lu/vuln/ubuntu-cve-2026-100784</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Ubuntu:18.04:LTS: mozjs52, Ubuntu:18.04:LTS: mozjs38, Ubuntu:20.04:LTS: mozjs68, Ubuntu:20.04:LTS: mozjs52, Ubuntu:22.04:LTS: mozjs102, Ubuntu:22.04:LTS: mozjs78, Ubuntu:22.04:LTS: mozjs91, Ubuntu:22.04:LTS: thunderbird, Ubuntu:24.04:LTS: mozjs102, Ubuntu:24.04:LTS: mozjs115&lt;/p&gt;
&lt;p&gt;Use-after-free in the Layout: Text and Fonts component. This vulnerability was fixed in Firefox ESR 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Ubuntu:18.04:LTS: mozjs52, Ubuntu:18.04:LTS: mozjs38, Ubuntu:20.04:LTS: mozjs68, Ubuntu:20.04:LTS: mozjs52, Ubuntu:22.04:LTS: mozjs102, Ubuntu:22.04:LTS: mozjs78, Ubuntu:22.04:LTS: mozjs91, Ubuntu:22.04:LTS: thunderbird, Ubuntu:24.04:LTS: mozjs102, Ubuntu:24.04:LTS: mozjs115&lt;/p&gt;
&lt;p&gt;Use-after-free in the Layout: Text and Fonts component. This vulnerability was fixed in Firefox ESR 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://vulnerability.circl.lu/vuln/ubuntu-cve-2026-100784</guid>
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      <title>WID-SEC-W-2026-3654 — Mozilla Firefox, Firefox ESR und Thunderbird: Mehrere Schwachstellen</title>
      <link>https://vulnerability.circl.lu/vuln/wid-sec-w-2026-3654</link>
      <description>&lt;p&gt;Ein Angreifer kann mehrere Schwachstellen in Mozilla Firefox ESR, Mozilla Firefox und Thunderbird ausnutzen, um beliebigen Programmcode auszuführen, Berechtigungen zu erweitern, Sicherheitsmaßnahmen zu umgehen, Daten offenzulegen oder zu manipulieren, einen Denial-of-Service-Zustand auszulösen oder andere, nicht näher spezifizierte Angriffe zu starten.&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;Ein Angreifer kann mehrere Schwachstellen in Mozilla Firefox ESR, Mozilla Firefox und Thunderbird ausnutzen, um beliebigen Programmcode auszuführen, Berechtigungen zu erweitern, Sicherheitsmaßnahmen zu umgehen, Daten offenzulegen oder zu manipulieren, einen Denial-of-Service-Zustand auszulösen oder andere, nicht näher spezifizierte Angriffe zu starten.&lt;/p&gt;</content:encoded>
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