CVE-2020-24963

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

1.85% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 77.3% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/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

2020-09-04 15:47Z6 YR AGO

Last updated

2024-08-04 15:26Z2 YR AGO

Reserved

2020-08-28

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base

Data version

5.1

Document digest

c5ff47c1170e2d8bfc69ce49086f2657922d837857d336feb3602706c5183725

• medium.comhttps://medium.com/%40ex.mi/php-best-support-system-v3-0-4-authenticated-persistent-xss-dfe6d4a06f75x_refsource_MISC
• ex-mi.ruhttps://ex-mi.ru/exploit/%5B2020-08-23%5D-%5BPHP%5D-best-support-system-v3.0.4.txtx_refsource_MISC