{"id":"OESA-2026-3800","summary":"cpp-httplib security update","details":"A C++11 single-file header-only cross platform HTTP/HTTPS library. It's extremely easy to setup. Just include httplib.h file in your code!\r\n\r\nSecurity Fix(es):\n\nA vulnerability, classified as critical, has been found in yhirose cpp-httplib up to version 0.33.0 and version 0.50.0. This is a CWE-416 Use After Free vulnerability in the WebSocket Client's shutdown_and_close function. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. The vulnerability impacts confidentiality, integrity, and availability.(CVE-2026-77358)","modified":"2026-09-13T16:45:43.492828041Z","published":"2026-09-14T16:34:29Z","upstream":["CVE-2026-77358"],"database_specific":{"severity":"High"},"references":[{"type":"ADVISORY","url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-3800"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-77358"}],"affected":[{"package":{"name":"cpp-httplib","ecosystem":"openEuler:24.03-LTS-SP4","purl":"pkg:rpm/openEuler/cpp-httplib&distro=openEuler-24.03-LTS-SP4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.46.0-2.oe2403sp4"}]}],"ecosystem_specific":{"x86_64":["cpp-httplib-0.46.0-2.oe2403sp4.x86_64.rpm","cpp-httplib-debuginfo-0.46.0-2.oe2403sp4.x86_64.rpm","cpp-httplib-debugsource-0.46.0-2.oe2403sp4.x86_64.rpm","cpp-httplib-devel-0.46.0-2.oe2403sp4.x86_64.rpm"],"aarch64":["cpp-httplib-0.46.0-2.oe2403sp4.aarch64.rpm","cpp-httplib-debuginfo-0.46.0-2.oe2403sp4.aarch64.rpm","cpp-httplib-debugsource-0.46.0-2.oe2403sp4.aarch64.rpm","cpp-httplib-devel-0.46.0-2.oe2403sp4.aarch64.rpm"],"src":["cpp-httplib-0.46.0-2.oe2403sp4.src.rpm"]},"database_specific":{"source":"https://repo.openeuler.org/security/data/osv/OESA-2026-3800.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"}]}