CVE-2026-56742

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

0.28% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 19.5% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Analyzed. NVD last modified this record on 2026-07-17.

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

2026-07-15 19:14Z1 MO AGO

Last updated

2026-07-16 12:57Z1 MO AGO

Reserved

2026-06-22

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

Medium (CVSS 5.9)

CNA CVSS vector

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

Weaknesses

• CWE-862Missing AuthorizationClass

Data version

5.2

Document digest

d0ecf8350099d3491e02c8c0a9c34e1ee6666ec914a4e125635c44662eb5d211

• github.comhttps://github.com/cilium/cilium/security/advisories/GHSA-w7c2-w76w-5hmjx_refsource_CONFIRM
• github.comhttps://github.com/cilium/cilium/commit/7422068aff67ac77c7dcc57aa5b9240c91333debx_refsource_MISC
• github.comhttps://github.com/cilium/cilium/commit/e0b1cef513ff910323f3743e9f3e3d86721e4857x_refsource_MISC
• github.comhttps://github.com/cilium/cilium/commit/f23929cff682d6ed0dc158070812cb302fc0032bx_refsource_MISC
• github.comhttps://github.com/cilium/cilium/commit/fd47963ea394d5e8fa4a88c40a79063430c512cax_refsource_MISC
• github.comhttps://github.com/cilium/cilium/releases/tag/v1.17.17x_refsource_MISC
• github.comhttps://github.com/cilium/cilium/releases/tag/v1.18.11x_refsource_MISC
• github.comhttps://github.com/cilium/cilium/releases/tag/v1.19.5x_refsource_MISC