Answer in brief
CVE-2026-63077 records a Critical severity (CVSS 9.8) vulnerability in CISA ADP Vulnrichment. The current sources mark it as known exploited. The current feed maps JetBrains/TeamCity (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 9.8. Known-exploitation status makes exposure review time-sensitive. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps JetBrains/TeamCity (generic). Check affected ranges and fixed versions before updating.
| Product | Affected versions | Fixed versions |
|---|---|---|
| cpe:2.3:a:jetbrains:teamcity:*:*:*:*:*:*:*:* | Not reported | Not reported |
| Package | Affected range | Fixed version |
|---|---|---|
| JetBrains/TeamCitygeneric | >=0 <2026.1.3, 2025.11.7 | 2026.1.3, 2025.11.7 |
Published upstream
Jul 27, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 8, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 5, 2026
Added to CISA KEV
Aug 5, 2026
Evidence: source:kev:kev:kev:recordIn JetBrains TeamCity before 2026.1.3, 2025.11.7 unauthenticated remote code execution was possible via the agent polling protocol
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2026-63077 records a Critical severity (CVSS 9.8) vulnerability in CISA ADP Vulnrichment. The current sources mark it as known exploited. The current feed maps JetBrains/TeamCity (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 9.8. Known-exploitation status makes exposure review time-sensitive. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps JetBrains/TeamCity (generic). Check affected ranges and fixed versions before updating.
| Product | Affected versions | Fixed versions |
|---|---|---|
| cpe:2.3:a:jetbrains:teamcity:*:*:*:*:*:*:*:* | Not reported | Not reported |
| Package | Affected range | Fixed version |
|---|---|---|
| JetBrains/TeamCitygeneric | >=0 <2026.1.3, 2025.11.7 | 2026.1.3, 2025.11.7 |
Published upstream
Jul 27, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 8, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 5, 2026
Added to CISA KEV
Aug 5, 2026
Evidence: source:kev:kev:kev:recordIn JetBrains TeamCity before 2026.1.3, 2025.11.7 unauthenticated remote code execution was possible via the agent polling protocol
Quoted source text, attributed separately from HOL analysis.