{"schema_version":1,"title":"CESNET Libyang vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 3 vulnerabilities in CESNET Libyang: 0 in the last 7 days and 1 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-115327, was published on 22 October 2026. 1 vulnerability in the last four weeks, up from none in the four before.","url":"https://junglewise.ai/threats/technologies/libyang","json_url":"https://junglewise.ai/threats/technologies/libyang.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/libyang","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","thin":true,"counts":{"high":1,"all_time":3,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":1,"last_90_days":1,"last_365_days":3},"latest":[{"cve":"CVE-2026-115327","cvss":5.3,"slug":"cve-2026-115327-libyang-through-6-4-13-contains-an-uninitialized-pointer-free","title":"libyang uninitialized pointer free in NETCONF RPC parsing","severity":"medium","exploited":false,"published_at":"2026-10-22T11:17:51.73+00:00","url":"https://junglewise.ai/threats/cve-2026-115327-libyang-through-6-4-13-contains-an-uninitialized-pointer-free"},{"cve":"CVE-2026-41401","cvss":6.5,"slug":"cve-2026-41401-cesnet-libyang-heap-use-after-free-in-lyd-parser-set-data-flags","title":"CESNET libyang heap use-after-free in lyd_parser_set_data_flags","severity":"medium","exploited":false,"published_at":"2026-05-26T15:16:35.66+00:00","url":"https://junglewise.ai/threats/cve-2026-41401-cesnet-libyang-heap-use-after-free-in-lyd-parser-set-data-flags"},{"cve":"CVE-2026-44673","cvss":7.5,"epss":0.0027,"slug":"cve-2026-44673-cesnet-libyang-heap-buffer-overflow-in-lyb-read-string","title":"CESNET libyang heap buffer overflow in lyb_read_string","severity":"high","exploited":false,"published_at":"2026-05-14T21:16:47.5+00:00","url":"https://junglewise.ai/threats/cve-2026-44673-cesnet-libyang-heap-buffer-overflow-in-lyb-read-string"}],"weekly":[{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-05","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-12","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-19","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-10-26","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-02","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-09","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"CESNET Ipfixcol2","slug":"ipfixcol2","vulnerabilities":3,"url":"https://junglewise.ai/threats/technologies/ipfixcol2"}],"technology":{"hub":true,"name":"CESNET Libyang","slug":"libyang","vendor":{"hub":true,"name":"CESNET","slug":"cesnet","url":"https://junglewise.ai/threats/vendors/cesnet"},"aliases":[],"category":"library","homepage":"https://github.com/CESNET/libyang","repo_url":"https://github.com/CESNET/libyang","description":"libyang is a YANG data model parser and validator library.","url":"https://junglewise.ai/threats/technologies/libyang"},"most_severe":[{"cve":"CVE-2026-44673","cvss":7.5,"epss":0.0027,"slug":"cve-2026-44673-cesnet-libyang-heap-buffer-overflow-in-lyb-read-string","title":"CESNET libyang heap buffer overflow in lyb_read_string","severity":"high","exploited":false,"published_at":"2026-05-14T21:16:47.5+00:00","url":"https://junglewise.ai/threats/cve-2026-44673-cesnet-libyang-heap-buffer-overflow-in-lyb-read-string"},{"cve":"CVE-2026-41401","cvss":6.5,"slug":"cve-2026-41401-cesnet-libyang-heap-use-after-free-in-lyd-parser-set-data-flags","title":"CESNET libyang heap use-after-free in lyd_parser_set_data_flags","severity":"medium","exploited":false,"published_at":"2026-05-26T15:16:35.66+00:00","url":"https://junglewise.ai/threats/cve-2026-41401-cesnet-libyang-heap-use-after-free-in-lyd-parser-set-data-flags"},{"cve":"CVE-2026-115327","cvss":5.3,"slug":"cve-2026-115327-libyang-through-6-4-13-contains-an-uninitialized-pointer-free","title":"libyang uninitialized pointer free in NETCONF RPC parsing","severity":"medium","exploited":false,"published_at":"2026-10-22T11:17:51.73+00:00","url":"https://junglewise.ai/threats/cve-2026-115327-libyang-through-6-4-13-contains-an-uninitialized-pointer-free"}],"generated_at":"2026-11-11T03:07:00.183524+00:00"}