CVE-2023-31136

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

0.49% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 39.8% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

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

2023-05-09 13:37Z3 YR AGO

Last updated

2025-01-28 17:05Z1 YR AGO

Reserved

2023-04-24

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

Low (CVSS 3.7)

CNA CVSS vector

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

Weaknesses

• CWE-522Insufficiently Protected CredentialsClass

Data version

5.1

Document digest

e3e9ea3e47208288650ed57b8750bd45be316f81f01c599c3e694c1ce554283c

• github.comhttps://github.com/vapor/postgres-nio/security/advisories/GHSA-9cfh-vx93-84vvx_refsource_CONFIRM
• github.comhttps://github.com/apple/swift-nio/pull/2419x_refsource_MISC
• github.comhttps://github.com/vapor/postgres-nio/commit/2df54bc94607f44584ae6ffa74e3cd754fffafc7x_refsource_MISC
• github.comhttps://github.com/advisories/GHSA-467w-rrqc-395fx_refsource_MISC
• github.comhttps://github.com/advisories/GHSA-735f-7qx4-jqq5x_refsource_MISC
• github.comhttps://github.com/vapor/postgres-nio/releases/tag/1.14.2x_refsource_MISC
• www.postgresql.orghttps://www.postgresql.org/support/security/CVE-2021-23214/x_refsource_MISC
• www.postgresql.orghttps://www.postgresql.org/support/security/CVE-2021-23222/x_refsource_MISC