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Priority reviewHigh

CVE-2026-49373

JetBrains TeamCity, teamcity

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

CVSS
8.8
EPSS
13.0%
95.9% percentile
CISA KEV
Not listed
Published
2026.05.30
PRIORITY ASSESSMENT

Priority review

FIRST EPSS indicates an elevated probability of exploitation.

Known exploitationNot established by KEV
Exploit probability13.0%
Technical severityCVSS 8.8

Vulnerability overview

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

Affected product and versions

Product
JetBrains TeamCity, teamcity
Affected versions
< 2026.1
Fixed versions
2026.1

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that JetBrains TeamCity, teamcity and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

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