CVE-2026-31933 — HIGH (7.5)

Q: How severe is CVE-2026-31933?

CVE-2026-31933 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-31933?

Check the references section above for vendor advisories and patch information. Affected products include: Oisf Suricata.

Vulnerability Description

Suricata is a network IDS, IPS and NSM engine. Prior to versions 7.0.15 and 8.0.4, specially crafted traffic can cause Suricata to slow down, affecting performance in IDS mode. This issue has been patched in versions 7.0.15 and 8.0.4.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Oisf	Suricata	< 7.0.15

Related Weaknesses (CWE)

CWE-407

References

https://github.com/OISF/suricata/security/advisories/GHSA-hvp5-gpr6-j4gpVendor Advisory
https://redmine.openinfosecfoundation.org/issues/8272Issue TrackingPermissions Required

FAQ

What is CVE-2026-31933?

CVE-2026-31933 is a vulnerability with a CVSS score of 7.5 (HIGH). Suricata is a network IDS, IPS and NSM engine. Prior to versions 7.0.15 and 8.0.4, specially crafted traffic can cause Suricata to slow down, affecting performance in IDS mode. This issue has been pat...

How severe is CVE-2026-31933?

CVE-2026-31933 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-31933?

Check the references section above for vendor advisories and patch information. Affected products include: Oisf Suricata.