CVE-2026-55995highCWE-415

CVE-2026-55995: high-severity vulnerability in open-iscsi

Double-free in the iSNS attribute decoder in open-iscsi

Published

Follow this CVE+ Monitor open-iscsi+ Monitor open-isns

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 8.7epss 0.3%
A Double Free vulnerability in open-iscsi allows an unauthenticated MITM attacker to cause DoS. This issue affects open-iscsi: from ? through 56718d4e9d1a4f51c30697b5c0534144bb41c9bb.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Affected products
open-iscsi · open-iscsi
Related CVEs — open-iscsi

In the same product, most dangerous first.

CVE-2026-44943MEDIUMremote limited file-write as root via discovery in open-iscsiEPSS 0.4%CVE-2026-44944HIGHiscsiuio control-socket authentication bypass in open-iscsiEPSS 0.1%