CVE-2023-42793

CISA KEV RANSOMWARE
ACT NOW Priority: 0.00 BB Relevance: 10/100
Published: N/A Modified: N/A First seen: 2026-10-29 Status: pending_score

Description

JetBrains TeamCity contains an authentication bypass vulnerability that allows for remote code execution on TeamCity Server.

CISA Known Exploited Vulnerability

Vendor / Product JetBrains — TeamCity
Date Added 2023-10-04
Remediation Due 2023-10-25
Ransomware Use CONFIRMED
https://blog.jetbrains.com/teamcity/2023/09/critical-security-issue-affecting-teamcity-on-premises-update-to-2023-05-4-now/ ; https://nvd.nist.gov/vuln/detail/CVE-2023-42793

Bug Bounty Relevance

10 / 100
✓ Known exploited (KEV)
✓ High exploitation probability

CVSS Score

Unscored

EPSS — Exploitation Probability

99.99%
Raw Score 0.999870
Percentile 100.0%
Date 2026-10-28

Intelligence Sources

kev ref →