CVE-2026-77637

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

0.32% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 25.3% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Deferred. NVD last modified this record on 2026-09-22.

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

2026-09-22 15:30Z1 MO AGO

Last updated

2026-09-22 17:43Z1 MO AGO

Reserved

2026-08-20

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

Low (CVSS 3.8)

CNA CVSS vector

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

Weaknesses

• CWE-862Missing AuthorizationClass

Data version

5.2

Document digest

aeff13e8be563c351be2249d428e61c239ec0f7c7aeff94546f1de55bcf70e30

• github.comhttps://github.com/cloudreve/cloudreve/security/advisories/GHSA-w89x-c962-c44gx_refsource_CONFIRM
• github.comhttps://github.com/cloudreve/cloudreve/commit/bce08f88e9d8f881e78fd18e7a6598b31922c492x_refsource_MISC
• github.comhttps://github.com/cloudreve/cloudreve/releases/tag/4.18.0x_refsource_MISC