CVE-2026-56424

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

0.52% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 42.0% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:L/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

Analyzed. NVD last modified this record on 2026-06-23.

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

2026-06-22 12:17Z2 MO AGO

Last updated

2026-06-23 14:19Z2 MO AGO

Reserved

2026-06-22

Assigning CNA

CIRCL

Record state

PUBLISHED

Severity

High (CVSS 7.1)

CNA CVSS vector

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

Weaknesses

• CWE-639Authorization Bypass Through User-Controlled KeyBase
• CWE-862Missing AuthorizationClass
• CWE-863Incorrect AuthorizationClass

Data version

5.2

Document digest

289a3024938e210956de7f0e87735c5aaab2cdd09355e9bbfe590fcfb3c498f1

• github.comhttps://github.com/MISP/MISP/commit/24d7e91339a3ef043652dd5799c36e5065b2bb4apatch
• github.comhttps://github.com/MISP/MISP/commit/57ad774d21bd1863d060a9e6e73ae54eb96784cepatch
• github.comhttps://github.com/MISP/MISP/commit/3aecc04d5816189412b589cf590c6dbe9a8db5c0patch
• github.comhttps://github.com/MISP/MISP/commit/ba2f51fe7440ba2c6043ccde858cac1e25f96931patch
• github.comhttps://github.com/MISP/MISP/commit/744005cefdc3b943bd29669c3b34cc66a5fc2154patch