https://db.gcve.eu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Thu, 29 Oct 2026 04:09:55 +0000 https://db.gcve.eu/vuln/fkie_cve-2026-106072 <p>A flaw in Node.js TLS hostname verification allows a certificate with only a DNS SAN to authenticate an IP endpoint when the client connects using a non-canonical IPv4 spelling, such as `0177.0.0.1`, `0x7f.0.0.1`, `2130706433` or `127.1`.</p> <p>`tls.checkServerIdentity()` did not classify these hosts as IP addresses, but normalized them to their canonical form and matched the result against the certificate DNS names. A certificate containing `DNS:127.0.0.1` and no `IP Address:127.0.0.1` SAN was therefore accepted, while the same certificate is correctly rejected for `127.0.0.1`. Exploitation requires a certificate with a numeric DNS SAN issued by a CA trusted by the client, and a platform resolver that accepts these spellings, such as glibc.</p> <p>This vulnerability affects Node.js **26.x**, **24.x**, and **22.x**.</p> <p>A flaw in Node.js TLS hostname verification allows a certificate with only a DNS SAN to authenticate an IP endpoint when the client connects using a non-canonical IPv4 spelling, such as `0177.0.0.1`, `0x7f.0.0.1`, `2130706433` or `127.1`.</p> <p>`tls.checkServerIdentity()` did not classify these hosts as IP addresses, but normalized them to their canonical form and matched the result against the certificate DNS names. A certificate containing `DNS:127.0.0.1` and no `IP Address:127.0.0.1` SAN was therefore accepted, while the same certificate is correctly rejected for `127.0.0.1`. Exploitation requires a certificate with a numeric DNS SAN issued by a CA trusted by the client, and a platform resolver that accepts these spellings, such as glibc.</p> <p>This vulnerability affects Node.js **26.x**, **24.x**, and **22.x**.</p> https://db.gcve.eu/vuln/fkie_cve-2026-106072 https://db.gcve.eu/vuln/ghsa-pghh-9966-75r7 <p>A flaw in Node.js TLS hostname verification allows a certificate with only a DNS SAN to authenticate an IP endpoint when the client connects using a non-canonical IPv4 spelling, such as `0177.0.0.1`, `0x7f.0.0.1`, `2130706433` or `127.1`.</p> <p>`tls.checkServerIdentity()` did not classify these hosts as IP addresses, but normalized them to their canonical form and matched the result against the certificate DNS names. A certificate containing `DNS:127.0.0.1` and no `IP Address:127.0.0.1` SAN was therefore accepted, while the same certificate is correctly rejected for `127.0.0.1`. Exploitation requires a certificate with a numeric DNS SAN issued by a CA trusted by the client, and a platform resolver that accepts these spellings, such as glibc.</p> <p>This vulnerability affects Node.js **26.x**, **24.x**, and **22.x**.</p> <p>A flaw in Node.js TLS hostname verification allows a certificate with only a DNS SAN to authenticate an IP endpoint when the client connects using a non-canonical IPv4 spelling, such as `0177.0.0.1`, `0x7f.0.0.1`, `2130706433` or `127.1`.</p> <p>`tls.checkServerIdentity()` did not classify these hosts as IP addresses, but normalized them to their canonical form and matched the result against the certificate DNS names. A certificate containing `DNS:127.0.0.1` and no `IP Address:127.0.0.1` SAN was therefore accepted, while the same certificate is correctly rejected for `127.0.0.1`. Exploitation requires a certificate with a numeric DNS SAN issued by a CA trusted by the client, and a platform resolver that accepts these spellings, such as glibc.</p> <p>This vulnerability affects Node.js **26.x**, **24.x**, and **22.x**.</p> https://db.gcve.eu/vuln/ghsa-pghh-9966-75r7 https://db.gcve.eu/vuln/msrc_cve-2026-106072 msrc_CVE-2026-106072 https://db.gcve.eu/vuln/msrc_cve-2026-106072 https://db.gcve.eu/vuln/ubuntu-cve-2026-106072 <p><strong>Affected:</strong> Ubuntu:Pro:14.04:LTS: nodejs, Ubuntu:Pro:16.04:LTS: nodejs, Ubuntu:Pro:18.04:LTS: nodejs, Ubuntu:Pro:20.04:LTS: nodejs, Ubuntu:Pro:22.04:LTS: nodejs, Ubuntu:24.04:LTS: nodejs, Ubuntu:26.10: nodejs, Ubuntu:26.04:LTS: nodejs</p> <p>A flaw in Node.js TLS hostname verification allows a certificate with only a DNS SAN to authenticate an IP endpoint when the client connects using a non-canonical IPv4 spelling, such as `0177.0.0.1`, `0x7f.0.0.1`, `2130706433` or `127.1`. `tls.checkServerIdentity()` did not classify these hosts as IP addresses, but normalized them to their canonical form and matched the result against the certificate DNS names. A certificate containing `DNS:127.0.0.1` and no `IP Address:127.0.0.1` SAN was therefore accepted, while the same certificate is correctly rejected for `127.0.0.1`. Exploitation requires a certificate with a numeric DNS SAN issued by a CA trusted by the client, and a platform resolver that accepts these spellings, such as glibc. This vulnerability affects Node.js **26.x**, **24.x**, and **22.x**.</p> <p><strong>Affected:</strong> Ubuntu:Pro:14.04:LTS: nodejs, Ubuntu:Pro:16.04:LTS: nodejs, Ubuntu:Pro:18.04:LTS: nodejs, Ubuntu:Pro:20.04:LTS: nodejs, Ubuntu:Pro:22.04:LTS: nodejs, Ubuntu:24.04:LTS: nodejs, Ubuntu:26.10: nodejs, Ubuntu:26.04:LTS: nodejs</p> <p>A flaw in Node.js TLS hostname verification allows a certificate with only a DNS SAN to authenticate an IP endpoint when the client connects using a non-canonical IPv4 spelling, such as `0177.0.0.1`, `0x7f.0.0.1`, `2130706433` or `127.1`. `tls.checkServerIdentity()` did not classify these hosts as IP addresses, but normalized them to their canonical form and matched the result against the certificate DNS names. A certificate containing `DNS:127.0.0.1` and no `IP Address:127.0.0.1` SAN was therefore accepted, while the same certificate is correctly rejected for `127.0.0.1`. Exploitation requires a certificate with a numeric DNS SAN issued by a CA trusted by the client, and a platform resolver that accepts these spellings, such as glibc. This vulnerability affects Node.js **26.x**, **24.x**, and **22.x**.</p> https://db.gcve.eu/vuln/ubuntu-cve-2026-106072 https://db.gcve.eu/vuln/wid-sec-w-2026-4117 <p>Ein Angreifer kann mehrere Schwachstellen in Node.js ausnutzen, um einen Denial of Service Angriff durchzuführen, um Sicherheitsvorkehrungen zu umgehen und um beliebigen Programmcode auszuführen.</p> <p>Ein Angreifer kann mehrere Schwachstellen in Node.js ausnutzen, um einen Denial of Service Angriff durchzuführen, um Sicherheitsvorkehrungen zu umgehen und um beliebigen Programmcode auszuführen.</p> https://db.gcve.eu/vuln/wid-sec-w-2026-4117