CVE-2026-56224

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

0.27% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 19.1% of scored records. A rank, not a probability.

NVD base score

5.1 (CVSS v4.0), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

NVD analysis status

Deferred. NVD last modified this record on 2026-07-01.

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

2026-06-30 22:08Z4 MO AGO

Last updated

2026-07-01 13:04Z4 MO AGO

Reserved

2026-06-19

Assigning CNA

VulnCheck

Record state

PUBLISHED

Severity

Medium (CVSS 5.1)

CNA CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N

Weaknesses

• CWE-384Session FixationCompound

Data version

5.2

Document digest

f0945cea5f4a9189cd89dc9b711a05a01696fa0b2d72f37c25652548131b2317

• github.comGitHub Security Advisory (GHSA-83f5-439g-pwmj)https://github.com/Cap-go/capgo/security/advisories/GHSA-83f5-439g-pwmjvendor-advisory
• www.vulncheck.comVulnCheck Advisory: Capgo - Login CSRF and Session Fixation via URL Query Parametershttps://www.vulncheck.com/advisories/capgo-login-csrf-and-session-fixation-via-url-query-parametersthird-party-advisory