SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-25878

A stored cross site scripting (XSS) vulnerability in the 'Admin-Tools' feature of BlackCat CMS 1.3.6 allows authenticated attackers to execute arbitrary web scripts or HTML via crafted payloads entered into the 'Output Filters' and 'Droplets' modules.

MEDIUM 4.8EPSS 0.54%

Does this matter?

Lower severity and a low EPSS score (0.54%). Track it; it rarely justifies an emergency change on its own.

Description

A stored cross site scripting (XSS) vulnerability in the 'Admin-Tools' feature of BlackCat CMS 1.3.6 allows authenticated attackers to execute arbitrary web scripts or HTML via crafted payloads entered into the 'Output Filters' and 'Droplets' modules.

CVSS 3.1
4.8 MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
EPSS
0.54% probability · 45th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-79
Affected
blackcat-cms/blackcat cms
Source
cve@mitre.org
EPSS trend
0%3%5%26 October 2026: 0.54%26 October 202626 October 2026

EPSS 0.5% since 26 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.