TeamCity On-Premises 2025.11 Help

TeamCity 2025.11.5 Release Notes

Build 208183, 21 May 2026

Bug

  • TW-87045 — No reaction after activation of the security patch (it is unclear whether the installation has actually started)

Performance Problem

  • TW-100420 — VCS modifications cleaner produces slow running queries while removing unreachable commits

  • TW-100629 — Saving settings on Windows can be slow

  • TW-100864 — Repeating changes collection operations holds a reference to a previous operation via this$0

Security

Four security problems have been fixed. To learn more about fixed vulnerabilities directly related to TeamCity, check out our Security Bulletin.

Security bulletins are typically published few days after the release date.

21 May 2026