Known vulnerabilities in libssh2

Known vulnerabilities in libssh2

Vendor: libssh2.org

Software: libssh2

Software CPE: cpe:2.3:a:libssh2.org:libssh2:*:*:*:*:*:*:*:*

Website: https://www.libssh2.org/

Total vulnerabilities: 16

Public exploits: 1

Known exploited (KEV): 0

Highest CVSSv4 Score: 9.3

Breakdown by Severity Chart

Vulnerabilities (16)

Vulnerability	CWE-ID	CSH Severity	Public Exploit	KEV	First fixed release	Published	Bulletins
#VU136048 - Loop with Unreachable Exit Condition ('Infinite Loop') CVE-2026-55199	CWE-835	Medium	No	No	-	01.07.2026	SB2026070130 SB2026070134 SB2026070138 and 13 more
#VU136047 - Out-of-bounds read CVE-2025-15661	CWE-125	Medium	No	No	-	01.07.2026	SB2026070130 SB2026070134 SB2026071934 and 4 more
#VU136046 - Out-of-bounds write CVE-2026-55200	CWE-787	Critical	No	No	-	01.07.2026	SB2026070130 SB2026070134 SB2026070138 and 4 more
#VU80523 - Out-of-bounds write CVE-2020-22218	CWE-787	Medium	No	No	1.10.0	07.09.2023	SB2023090729 SB2023090732 SB2023090843 and 21 more
#VU22574 - Integer overflow CVE-2019-17498	CWE-190	High	No	No	-	07.11.2019	SB2019102228 SB2019111111 SB2019101722 and 15 more
#VU19258 - Integer overflow CVE-2019-13115	CWE-190	Medium	Available	No	1.9.0	19.07.2019	SB2019072204 SB2019091211 SB2019101627 and 4 more
#VU18254 - Out-of-bounds write CVE-2019-3863	CWE-787	Medium	No	No	1.8.1	15.04.2019	SB2019031904 SB2019041501 SB2019032002 and 20 more
#VU18253 - Out-of-bounds read CVE-2019-3862	CWE-125	Medium	No	No	1.8.1	15.04.2019	SB2019031904 SB2019041501 SB2019032002 and 16 more
#VU18252 - Out-of-bounds read CVE-2019-3861	CWE-125	Low	No	No	1.8.1	15.04.2019	SB2019031904 SB2019041501 SB2019032002 and 12 more
#VU18028 - Out-of-bounds read CVE-2019-3858	CWE-125	Medium	No	No	1.8.1	20.03.2019	SB2019031904 SB2019041501 SB2019032002 and 12 more
#VU18027 - Out-of-bounds read CVE-2019-3859	CWE-125	Medium	No	No	1.8.1	20.03.2019	SB2019031904 SB2019041501 SB2019032002 and 15 more
#VU18026 - Out-of-bounds read CVE-2019-3860	CWE-125	Medium	No	No	1.8.1	20.03.2019	SB2019031904 SB2019041501 SB2019032002 and 13 more
#VU18025 - Integer overflow CVE-2019-3857	CWE-190	Medium	No	No	1.8.1	19.03.2019	SB2019031904 SB2019041501 SB2019032002 and 20 more
#VU18024 - Integer overflow CVE-2019-3855	CWE-190	Medium	No	No	1.8.1	19.03.2019	SB2019031904 SB2019041501 SB2019032002 and 22 more
#VU18023 - Integer overflow CVE-2019-3856	CWE-190	Medium	No	No	1.8.1	19.03.2019	SB2019031904 SB2019041501 SB2019032002 and 20 more
#VU33068 - Exposure of sensitive information to an unauthorized actor CVE-2016-0787	CWE-200	Medium	No	No	1.7.0	13.04.2016	SB2016041318 SB2016022415 SB2016040604 and 2 more