CVE-2026-22261
LOW
2026-01-27
[email protected]
3.7
CVSS 3.1
CVSS Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
Lifecycle Timeline
3
Analysis Generated
Mar 12, 2026 - 21:55 vuln.today
Patch Released
Jan 29, 2026 - 21:02 nvd
Patch available
CVE Published
Jan 27, 2026 - 19:16 nvd
LOW 3.7
Description
Suricata is a network IDS, IPS and NSM engine. Prior to versions 8.0.3 and 7.0.14, various inefficiencies in xff handling, especially for alerts not triggered in a tx, can lead to severe slowdowns. Versions 8.0.3 and 7.0.14 contain a patch. As a workaround, disable XFF support in the eve configuration. The setting is disabled by default.
Analysis
Suricata versions up to 8.0.3 contains a vulnerability that allows attackers to severe slowdowns (CVSS 3.7).
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Remediation
During next maintenance window: Apply vendor patches when convenient. Vendor patch is available.
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Priority Score
19
Low
Medium
High
Critical
KEV: 0
EPSS: +0.1
CVSS: +18
POC: 0
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