CVE-2023-26920

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

1.15% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 64.7% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/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

2023-12-12 00:00Z2 YR AGO

Last updated

2024-08-02 12:01Z2 YR AGO

Reserved

2023-02-27

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-1321Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')Variant

Data version

5.1

Document digest

6f0f546e8c84fb46d5ff23f08fc5ffc0defb25eb7705fb841221e3f5612a914b

• gist.github.comhttps://gist.github.com/Sudistark/a5a45bd0804d522a1392cb5023aa7ef7
• github.comhttps://github.com/advisories/GHSA-793h-6f7r-6qvm
• github.comhttps://github.com/NaturalIntelligence/fast-xml-parser/commit/2b032a4f799c63d83991e4f992f1c68e4dd05804