Vulnerability · CVE-2025-59455
In JetBrains TeamCity before 2025.07.2 project isolation bypass was possible due to race condition
Published Sep 17, 2025 · catalog updated Sep 17, 2025 · JetBrains TeamCity
Last checked Oct 26, 2026. A connected source was read within the last 7 days.
Check if you run it
No confirmed exploitation is on record for CVE-2025-59455. EPSS is 0.42%. Act only if a listed version of JetBrains TeamCity is installed.
Gaps on this record
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
Same product and reporting
- CVE-2024-23917 · Unknown · known exploited
- CVE-2025-59457 · High
- CVE-2025-59456 · Medium
- CVE-2025-57734 · Medium
- CVE-2025-57732 · High
- Severity
- Medium4.2
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.42%
- Remediation
- Version ranges on file
- Affected products
- vendor JetBrains TeamCity 0 <2025.07.2
In JetBrains TeamCity before 2025.07.2 project isolation bypass was possible due to race condition
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- vendor JetBrains TeamCity 0 <2025.07.20 <2025.07.2
How to fix CVE-2025-59455
Upgrade
CVE-2025-59455 lists a fix boundary at 2025.07.2. Compare the installed build with that boundary before you change production.
Version check
Seen in 0 <2025.07.2
Advisory
Open the cve_org record and follow its fix.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2025-59455. EPSS is 0.42%. Act only if a listed version of JetBrains TeamCity is installed.
Which versions are affected?
Compare what you have installed with JetBrains TeamCity 0 <2025.07.2 0 <2025.07.2. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
No weakness class is stored. EPSS 0.42%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
Sep 17, 2025 · EUVD
Detected
In JetBrains TeamCity before 2025.07.2 project isolation bypass was possible due to race condition
Sep 17, 2025 · EUVD
Updated
In JetBrains TeamCity before 2025.07.2 project isolation bypass was possible due to race condition
Sources
- CVE.orgVulnerability recordCVE-2025-59455
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2025-59455
30-day exploitation probability 0.42%
first.org - EUVDVulnerability recordEUVD-2025-29703
In JetBrains TeamCity before 2025.07.2 project isolation bypass was possible due to race condition
euvd.enisa.europa.eu
References
Freshness
Last verified in this catalog Oct 26, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.
- FIRST EPSSOct 26, 2026
- CVE.orgOct 23, 2026
- EUVDOct 23, 2026