Answer in brief
CVE-2026-66053 records a Medium severity (CVSS 5.9) vulnerability in Apache Thrift Python bindings have a Improper Validation of Certificate with Host Mismatch vulnerabilit. The current sources do not mark it as known exploited. The current feed maps thrift (pip). 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 5.9. The current sources do not mark it as known exploited. 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 thrift (pip). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| thriftpip | <0.24.0 | 0.24.0 |
Published upstream
Jul 27, 2026
Evidence: source:ghsa:source_dates:source-dates:recordSource modified
Sep 2, 2026
Evidence: source:ghsa:source_dates:source-dates:recordFirst seen by HOL
Sep 2, 2026
Improper Validation of Certificate with Host Mismatch vulnerability in Apache Thrift Python bindings. This issue affects Apache Thrift: before 0.24.0. Users are recommended to upgrade to version 0.24.0, which fixes the issue. This replaces CVE-2026-41603
Quoted source text, attributed separately from HOL analysis.