CVE-2026-55626

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 ImpacttotalSuccessful exploitation gives total 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

Equal to or higher than the score of 7.8% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Analyzed. NVD last modified this record on 2026-10-24.

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

2026-07-20 17:11Z3 MO AGO

Last updated

2026-07-24 20:17Z3 MO AGO

Reserved

2026-06-16

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

High (CVSS 8.0)

CNA CVSS vector

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

Weaknesses

• CWE-287Improper AuthenticationClass
• CWE-306Missing Authentication for Critical FunctionBase

Data version

5.2

Document digest

0b9c113f2672806ce0270a097e8543ad5766a8a275ad27b7a34d84108739d4c3

• github.comhttps://github.com/neutrinolabs/xrdp/security/advisories/GHSA-m3xx-cpc4-982rx_refsource_CONFIRM
• github.comhttps://github.com/neutrinolabs/xrdp/releases/tag/v0.10.6.1x_refsource_MISC