CVE-2026-13306

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

0.18% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 8.1% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

NVD analysis status

Awaiting Analysis. NVD last modified this record on 2026-07-30.

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

2026-07-29 20:14Z1 MO AGO

Last updated

2026-07-30 15:18Z1 MO AGO

Reserved

2026-06-25

Assigning CNA

zdi

Record state

PUBLISHED

Severity

Medium (CVSS 4.3)

CNA CVSS vector

CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Weaknesses

• CWE-306Missing Authentication for Critical FunctionBase

Data version

5.2

Document digest

fc7ece6269d6e3a417711f76a12006fa5730814e413da9b300cf4cd0ab5b55be

• www.zerodayinitiative.comZDI-26-434https://www.zerodayinitiative.com/advisories/ZDI-26-434/x_research-advisory