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CVE-2026-63886: Linux 6.0
CVE-2026-63886. CVSS 3.1 base score 9.8 (CRITICAL, Source advisory). EPSS 0.00711 (percentile 0.52582), scored 15-Oct-2026.
Affected technology
Linux · 1e5733883421495908f3b90d9d807663038b4136 to before 82454e6f21e56ea9a0a9de7d0ff7e1dfb83e34d6, 1e5733883421495908f3b90d9d807663038b4136 to before edd06675a02376ea8347dba7c29ad982ba5b36ee, 1e5733883421495908f3b90d9d807663038b4136 to before bf154c657828ed05399bca5d98cf1611bb048b12, 1e5733883421495908f3b90d9d807663038b4136 to before 4a3a19c98a8207ad08bec554703d90f2c34a8cc6, 1e5733883421495908f3b90d9d807663038b4136 to before c04e85799356120209b351a148ac2db888d5ffd9, 1e5733883421495908f3b90d9d807663038b4136 to before 85db7391310b1304d2dc8ae3b0b12105a9567147
Linux
Linux · 6.0
Linux
Component: Not specified by the source
File: drivers/target/iscsi/iscsi_target_auth.c
Attack conditions (Source advisory, CVSS 3.1): Network (remote) · No privileges required · No user interaction required
What an attacker can do
Source advisory’s CVSS 3.1 assessment (base score 9.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- CCR priority
- 39.4 /100 (P4)
- CVSS 3.1
- 9.8 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · Source advisory
- EPSS
- 0.00711 · percentile 0.52582 · 2026-10-15
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-16 16:55:38.548135+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-63886.html