CVE-2026-49372: JetBrains TeamCity · Server-Side Request Forgery
Affects JetBrains TeamCitySource CVE Database V5
Not known to be exploited · CVSS 7.5 High : upgrade to 2026.1 soon.
Data as of 30 Oct 2026, 06:59 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 22% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 2026.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 29 May 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.
What to do
Upgrade JetBrains TeamCity to 2026.1.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| JetBrainsTeamCity | Affected
| Fixed in
|
AI-suggested
If you cannot patch yet, restrict network access to the TeamCity server to trusted sources and monitor for unusual outbound requests. Avoid exposing the build status feature to untrusted users if possible.
Description
CVE-2026-49372 is a high-severity vulnerability in JetBrains TeamCity versions before 2026.1 and 2025.11.5, allowing unauthenticated Server-Side Request Forgery (SSRF) via the build status feature. This vulnerability enables an attacker to make the server perform unauthorized requests, potentially leading to information disclosure. The vulnerability is identified as CWE-918. There are no known exploits in the wild at this time.