CVE-2026-63449

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.24% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 15.9% of scored records. A rank, not a probability.

NVD base score

5.3 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Analyzed. NVD last modified this record on 2026-09-28.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2026-09-18 20:12Z1 MO AGO

Last updated

2026-09-21 20:47Z1 MO AGO

Reserved

2026-07-16

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

Low (CVSS 3.7)

CNA CVSS vector

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

Weaknesses

• CWE-197Numeric Truncation ErrorBase

Data version

5.2

Document digest

36d7b900ee8fda61e460d0f9f21496b9c0b5bcda9f36b9320105c7e15bdefb1e

• github.comhttps://github.com/OISF/suricata/security/advisories/GHSA-prqx-q74v-wxhvx_refsource_CONFIRM
• github.comhttps://github.com/OISF/suricata/pull/15807x_refsource_MISC
• github.comhttps://github.com/OISF/suricata/commit/499995bf0e5eab34b647ec1024ce65d72c411816x_refsource_MISC
• github.comhttps://github.com/OISF/suricata/commit/6f87930aff1e2294e46289cb9cbf4d96d79a209ax_refsource_MISC
• github.comhttps://github.com/OISF/suricata/releases/tag/suricata-8.0.6x_refsource_MISC
• redmine.openinfosecfoundation.orghttps://redmine.openinfosecfoundation.org/issues/8582x_refsource_MISC