SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-52877

In JetBrains TeamCity before 2025.03.3 reflected XSS on diskUsageBuildsStats page was possible

MEDIUM 4.8EPSS 37.0%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 37.0%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.

Description

In JetBrains TeamCity before 2025.03.3 reflected XSS on diskUsageBuildsStats page was possible

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
36.97% probability · 99th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-79
Affected
jetbrains/teamcity
Source
cve@jetbrains.com
EPSS trend
0%20%40%24 September 2026: 36.72%1 November 2026: 36.97%24 September 20261 November 2026

EPSS moved from 36.7% on 24 September 2026 to 37.0% on 1 November 2026. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”.

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