Vulnerability · Published May 29, 2026 · Assigned by JetBrains

CVE-2026-49373

High 7.1

In plain English

A high-severity argument injection in TeamCity from JetBrains. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 24.9% (higher than 98% of all known vulnerabilities).

Severity (CVSS 3.1)7.1High

Exploit odds (30 days)24.9%top 2.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

In JetBrains TeamCity before 2026.1 remote code execution was possible via Perforce connection settings

Affected products (as reported)

Vendor	Product	Versions
JetBrains	TeamCity	0 – before 2026.1

Weakness: CWE-88 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N

References

https://www.jetbrains.com/privacy-security/issues-fixed/