SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2023-27421

Reflected Cross-Site Scripting (XSS) vulnerability in Everest themes Everest News theme <= 1.1.0 versions.

MEDIUM 6.1EPSS 0.41%

Does this matter?

Lower severity and a low EPSS score (0.41%). Track it; it rarely justifies an emergency change on its own.

Description

Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in Everest themes Everest News theme <= 1.1.0 versions.

CVSS 3.1
6.1 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
0.41% probability · 33th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-79
Affected
everestthemes/everest news
Source
audit@patchstack.com
EPSS trend
0%3%5%8 October 2026: 0.41%8 October 20268 October 2026

EPSS 0.4% since 8 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.