https://cve.radiocsirt.org Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Sun, 04 Oct 2026 03:43:34 +0000 https://cve.radiocsirt.org/vuln/cnvd-2020-32893 cnvd-2020-32893 https://cve.radiocsirt.org/vuln/cnvd-2020-32893 https://cve.radiocsirt.org/vuln/euvd-2026-41024 EUVD-2026-41024 https://cve.radiocsirt.org/vuln/euvd-2026-41024 https://cve.radiocsirt.org/vuln/fkie_cve-2020-12063 <p>A certain Postfix 2.10.1-7 package could allow an attacker to send an email from an arbitrary-looking sender via a homoglyph attack, as demonstrated by the similarity of \xce\xbf to the &#39;o&#39; character. This is potentially relevant when the /etc/postfix/sender_login feature is used, because a spoofed outbound message that uses a configured sender address is blocked with a &#34;Sender address rejected: not logged in&#34; error message, but a spoofed outbound message that uses a homoglyph of a configured sender address is not blocked. NOTE: some third parties argue that any missed blocking of spoofed outbound messages - except for exact matches to a sender address in the /etc/postfix/sender_login file - is outside the design goals of Postfix and thus cannot be considered a Postfix vulnerability</p> <p>A certain Postfix 2.10.1-7 package could allow an attacker to send an email from an arbitrary-looking sender via a homoglyph attack, as demonstrated by the similarity of \xce\xbf to the &#39;o&#39; character. This is potentially relevant when the /etc/postfix/sender_login feature is used, because a spoofed outbound message that uses a configured sender address is blocked with a &#34;Sender address rejected: not logged in&#34; error message, but a spoofed outbound message that uses a homoglyph of a configured sender address is not blocked. NOTE: some third parties argue that any missed blocking of spoofed outbound messages - except for exact matches to a sender address in the /etc/postfix/sender_login file - is outside the design goals of Postfix and thus cannot be considered a Postfix vulnerability</p> https://cve.radiocsirt.org/vuln/fkie_cve-2020-12063 https://cve.radiocsirt.org/vuln/ghsa-5wj2-9pm2-74vm <p>** DISPUTED ** A certain Postfix 2.10.1-7 package could allow an attacker to send an email from an arbitrary-looking sender via a homoglyph attack, as demonstrated by the similarity of \xce\xbf to the &#39;o&#39; character. This is potentially relevant when the /etc/postfix/sender_login feature is used, because a spoofed outbound message that uses a configured sender address is blocked with a &#34;Sender address rejected: not logged in&#34; error message, but a spoofed outbound message that uses a homoglyph of a configured sender address is not blocked. NOTE: some third parties argue that any missed blocking of spoofed outbound messages - except for exact matches to a sender address in the /etc/postfix/sender_login file - is outside the design goals of Postfix and thus cannot be considered a Postfix vulnerability.</p> <p>** DISPUTED ** A certain Postfix 2.10.1-7 package could allow an attacker to send an email from an arbitrary-looking sender via a homoglyph attack, as demonstrated by the similarity of \xce\xbf to the &#39;o&#39; character. This is potentially relevant when the /etc/postfix/sender_login feature is used, because a spoofed outbound message that uses a configured sender address is blocked with a &#34;Sender address rejected: not logged in&#34; error message, but a spoofed outbound message that uses a homoglyph of a configured sender address is not blocked. NOTE: some third parties argue that any missed blocking of spoofed outbound messages - except for exact matches to a sender address in the /etc/postfix/sender_login file - is outside the design goals of Postfix and thus cannot be considered a Postfix vulnerability.</p> https://cve.radiocsirt.org/vuln/ghsa-5wj2-9pm2-74vm https://cve.radiocsirt.org/vuln/gsd-2020-12063 gsd-2020-12063 https://cve.radiocsirt.org/vuln/gsd-2020-12063