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    <link>https://cve.radiocsirt.org</link>
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      <title>certfr-2026-avi-0827 — De multiples vulnérabilités ont été découvertes dans Mozilla Thunderbird. Elles permettent à un attaquant de provoquer…</title>
      <link>https://cve.radiocsirt.org/vuln/certfr-2026-avi-0827</link>
      <description>certfr-2026-avi-0827</description>
      <guid isPermaLink="false">https://cve.radiocsirt.org/vuln/certfr-2026-avi-0827</guid>
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    <item>
      <title>EUVD-2026-331712</title>
      <link>https://cve.radiocsirt.org/vuln/euvd-2026-331712</link>
      <description>EUVD-2026-331712</description>
      <guid isPermaLink="false">https://cve.radiocsirt.org/vuln/euvd-2026-331712</guid>
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    <item>
      <title>fkie_cve-2026-57963</title>
      <link>https://cve.radiocsirt.org/vuln/fkie_cve-2026-57963</link>
      <description>&lt;p&gt;An attacker who can send HTML chat messages (via Matrix or XMPP) can inject arbitrary styled content, phishing links, and CSS that manipulates the chat UI. This vulnerability was fixed in Thunderbird 152.0.1 and Thunderbird 140.12.1.&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;An attacker who can send HTML chat messages (via Matrix or XMPP) can inject arbitrary styled content, phishing links, and CSS that manipulates the chat UI. This vulnerability was fixed in Thunderbird 152.0.1 and Thunderbird 140.12.1.&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://cve.radiocsirt.org/vuln/fkie_cve-2026-57963</guid>
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    <item>
      <title>GHSA-396p-jm6v-v2p3</title>
      <link>https://cve.radiocsirt.org/vuln/ghsa-396p-jm6v-v2p3</link>
      <description>&lt;p&gt;An attacker who can send HTML chat messages (via Matrix or XMPP) can inject arbitrary styled content, phishing links, and CSS that manipulates the chat UI. This vulnerability was fixed in Thunderbird 152.0.1 and Thunderbird 140.12.1.&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;An attacker who can send HTML chat messages (via Matrix or XMPP) can inject arbitrary styled content, phishing links, and CSS that manipulates the chat UI. This vulnerability was fixed in Thunderbird 152.0.1 and Thunderbird 140.12.1.&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://cve.radiocsirt.org/vuln/ghsa-396p-jm6v-v2p3</guid>
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    <item>
      <title>OESA-2026-2936 — thunderbird security update</title>
      <link>https://cve.radiocsirt.org/vuln/oesa-2026-2936</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; openEuler:24.03-LTS-SP3: thunderbird&lt;/p&gt;
&lt;p&gt;Mozilla Thunderbird is a standalone mail and newsgroup client.&#13;
&#13;
Security Fix(es):&lt;/p&gt;
&lt;p&gt;A malicious LDAP server, which a Thunderbird user is configured to query for address-book autocomplete, can stash arbitrarily large amounts of attacker-supplied data into the Thunderbird LDAP client until it crashes due to memory exhaustion. This vulnerability was fixed in Thunderbird 152.0.1 and Thunderbird 140.12.1.(CVE-2026-57962)&lt;/p&gt;
&lt;p&gt;An attacker who can send HTML chat messages (via Matrix or XMPP) can inject arbitrary styled content, phishing links, and CSS that manipulates the chat UI. This vulnerability was fixed in Thunderbird 152.0.1 and Thunderbird 140.12.1.(CVE-2026-57963)&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; openEuler:24.03-LTS-SP3: thunderbird&lt;/p&gt;
&lt;p&gt;Mozilla Thunderbird is a standalone mail and newsgroup client.&#13;
&#13;
Security Fix(es):&lt;/p&gt;
&lt;p&gt;A malicious LDAP server, which a Thunderbird user is configured to query for address-book autocomplete, can stash arbitrarily large amounts of attacker-supplied data into the Thunderbird LDAP client until it crashes due to memory exhaustion. This vulnerability was fixed in Thunderbird 152.0.1 and Thunderbird 140.12.1.(CVE-2026-57962)&lt;/p&gt;
&lt;p&gt;An attacker who can send HTML chat messages (via Matrix or XMPP) can inject arbitrary styled content, phishing links, and CSS that manipulates the chat UI. This vulnerability was fixed in Thunderbird 152.0.1 and Thunderbird 140.12.1.(CVE-2026-57963)&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://cve.radiocsirt.org/vuln/oesa-2026-2936</guid>
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      <title>openSUSE-SU-2026:11164-1 — MozillaThunderbird-140.12.1-1.1 on GA media</title>
      <link>https://cve.radiocsirt.org/vuln/opensuse-su-2026:11164-1</link>
      <description>&lt;p&gt;MozillaThunderbird-140.12.1-1.1 on GA media&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;MozillaThunderbird-140.12.1-1.1 on GA media&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://cve.radiocsirt.org/vuln/opensuse-su-2026:11164-1</guid>
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    <item>
      <title>UBUNTU-CVE-2026-57963</title>
      <link>https://cve.radiocsirt.org/vuln/ubuntu-cve-2026-57963</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Ubuntu:22.04:LTS: thunderbird, Ubuntu:24.04:LTS: thunderbird, Ubuntu:25.10: thunderbird, Ubuntu:26.10: thunderbird, Ubuntu:26.04:LTS: thunderbird&lt;/p&gt;
&lt;p&gt;An attacker who can send HTML chat messages (via Matrix or XMPP) can inject arbitrary styled content, phishing links, and CSS that manipulates the chat UI. This vulnerability was fixed in Thunderbird 152.0.1 and Thunderbird 140.12.1.&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Ubuntu:22.04:LTS: thunderbird, Ubuntu:24.04:LTS: thunderbird, Ubuntu:25.10: thunderbird, Ubuntu:26.10: thunderbird, Ubuntu:26.04:LTS: thunderbird&lt;/p&gt;
&lt;p&gt;An attacker who can send HTML chat messages (via Matrix or XMPP) can inject arbitrary styled content, phishing links, and CSS that manipulates the chat UI. This vulnerability was fixed in Thunderbird 152.0.1 and Thunderbird 140.12.1.&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://cve.radiocsirt.org/vuln/ubuntu-cve-2026-57963</guid>
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    <item>
      <title>WID-SEC-W-2026-2178 — Mozilla Thunderbird: Mehrere Schwachstellen</title>
      <link>https://cve.radiocsirt.org/vuln/wid-sec-w-2026-2178</link>
      <description>&lt;p&gt;Ein Angreifer kann mehrere Schwachstellen in Mozilla Thunderbird ausnutzen, um einen Denial of Service Angriff durchzuführen, und um falsche Informationen darzustellen.&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;Ein Angreifer kann mehrere Schwachstellen in Mozilla Thunderbird ausnutzen, um einen Denial of Service Angriff durchzuführen, und um falsche Informationen darzustellen.&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://cve.radiocsirt.org/vuln/wid-sec-w-2026-2178</guid>
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