TeamCity advisory separates on-premises and cloud exposure
The news at the time
JetBrains describes CVE-2026-44413 as a post-authentication TeamCity On-Premises issue affecting versions through 2025.11.4 and fixed in 2026.1. These are the versions in the historical advisory.
The vendor states that TeamCity Cloud is not affected and requires no action for this issue.
Follow-up checked during renewal
No additional follow-up fact was established in this renewal. This does not establish that nothing changed.
What to review before applying this
Match deployment type and installed version to the vendor advisory. Confirm a supported patched release or applicable patch plugin and its activation requirements; the archive is not a recommendation to install an old version.
Editorial review suggestions; no hands-on product experiment was performed.
Claim-by-claim source evidence
JetBrains describes CVE-2026-44413 as a post-authentication TeamCity On-Premises issue affecting versions through 2025.11.4 and fixed in 2026.1. These are the versions in the historical advisory.
assigned the CVE identifier CVE-2026-44413.
Evidence source ↗
versions through 2025.11.4.
Evidence source ↗
fixed in version 2026.1.
Evidence source ↗
The vendor states that TeamCity Cloud is not affected and requires no action for this issue.
TeamCity Cloud is not affected and requires no action.
Evidence source ↗
Korean digest for the historical date: 2026-05-12. Quotations and source context were reviewed editorially; this is not an independent experimental verification.
Discussion