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USN-8893-1: Libwebsockets vulnerabilities

🗓️ 07 Oct 2026 10:05:38Reported by UbuntuType 
ubuntu
 ubuntu
🔗 ubuntu.com👁 4 Views

libwebsockets buffer overflows in HPACK path headers and LECP parser enable RCE.

Related
Packages
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-19773
15 Sep 202619:10
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cve
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CVE-2026-19773
15 Sep 202618:01
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CVE-2026-19773 libwebsockets HTTP/2 HPACK Path Header Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
15 Sep 202618:01
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debian
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[SECURITY] [DSA 6529-1] libwebsockets security update
29 Sep 202620:36
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debiancve
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nessus
Tenable Nessus
Debian dsa-6529 : libwebsockets-dev - security update
29 Sep 202600:00
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nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-19773
16 Sep 202600:00
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euvd
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EUVD-2026-79130
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nvd
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15 Sep 202619:17
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osv
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15 Sep 202619:17
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Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu16.04alllibwebsockets-dev1.7.1-1ubuntu0.1~esm1libwebsockets-dev_1.7.1-1ubuntu0.1~esm1_all.deb
Ubuntu18.04alllibwebsockets-dev2.0.3-3ubuntu0.1~esm1libwebsockets-dev_2.0.3-3ubuntu0.1~esm1_all.deb
Ubuntu20.04alllibwebsockets-dev3.2.1-3ubuntu0.1~esm3libwebsockets-dev_3.2.1-3ubuntu0.1~esm3_all.deb
Ubuntu22.04alllibwebsockets-dev4.0.20-2ubuntu1.1+esm2libwebsockets-dev_4.0.20-2ubuntu1.1+esm2_all.deb
Ubuntu24.04alllibwebsockets-dev4.3.3-1.1ubuntu0.1~esm3libwebsockets-dev_4.3.3-1.1ubuntu0.1~esm3_all.deb
Ubuntu26.04alllibwebsockets-dev4.3.5-3ubuntu1.2+esm1libwebsockets-dev_4.3.5-3ubuntu1.2+esm1_all.deb
Ubuntu24.04alllibwebsockets-evlib-ev4.3.3-1.1ubuntu0.1~esm3libwebsockets-evlib-ev_4.3.3-1.1ubuntu0.1~esm3_all.deb
Ubuntu26.04alllibwebsockets-evlib-ev4.3.5-3ubuntu1.2+esm1libwebsockets-evlib-ev_4.3.5-3ubuntu1.2+esm1_all.deb
Ubuntu24.04alllibwebsockets-evlib-glib4.3.3-1.1ubuntu0.1~esm3libwebsockets-evlib-glib_4.3.3-1.1ubuntu0.1~esm3_all.deb
Ubuntu26.04alllibwebsockets-evlib-glib4.3.5-3ubuntu1.2+esm1libwebsockets-evlib-glib_4.3.5-3ubuntu1.2+esm1_all.deb
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07 Oct 2026 10:05Current
8.6High risk
Vulners AI Score8.6
CVSS 39.8
EPSS0.00646
SSVC
4