# SBOM for mcp-compressor 0.40.0
> Rust-backed experimental Python package for mcp-compressor.
The Python package mcp-compressor 0.40.0 ships 5 SBOM files (CycloneDX) inside its wheels, under `.dist-info/sboms/` ([PEP 770](https://peps.python.org/pep-0770/)).
- Package URL (PURL): `pkg:pypi/mcp-compressor@0.40.0`
- PyPI: https://pypi.org/project/mcp-compressor/0.40.0/
- Requires Python: \<4.0,\>=3.11
- Homepage:
- Repository:
## SBOMs
### mcp\_compressor-0.40.0-cp311-abi3-macosx\_10\_12\_x86\_64.whl
- [mcp\_compressor-0.40.0.dist-info/sboms/mcp-compressor-python.cyclonedx.json](https://pypi.sbomify.com/artifact/db3620cc-f770-581d-8542-4885abb81afd/download): CycloneDX/1.5, `application/vnd.cyclonedx+json`, valid, 24 known vulnerabilities
### mcp\_compressor-0.40.0-cp311-abi3-macosx\_11\_0\_arm64.whl
- [mcp\_compressor-0.40.0.dist-info/sboms/mcp-compressor-python.cyclonedx.json](https://pypi.sbomify.com/artifact/f3f5384b-2e0f-58bc-9330-9535e03d80ae/download): CycloneDX/1.5, `application/vnd.cyclonedx+json`, valid, 24 known vulnerabilities
### mcp\_compressor-0.40.0-cp311-abi3-manylinux2014\_aarch64.manylinux\_2\_17\_aarch64.whl
- [mcp\_compressor-0.40.0.dist-info/sboms/mcp-compressor-python.cyclonedx.json](https://pypi.sbomify.com/artifact/faf1f525-25bf-5844-bd31-fd72ba34c72f/download): CycloneDX/1.5, `application/vnd.cyclonedx+json`, valid, 24 known vulnerabilities
### mcp\_compressor-0.40.0-cp311-abi3-manylinux2014\_x86\_64.manylinux\_2\_17\_x86\_64.whl
- [mcp\_compressor-0.40.0.dist-info/sboms/mcp-compressor-python.cyclonedx.json](https://pypi.sbomify.com/artifact/251b85dd-388f-5d99-aae1-f902f3cfddff/download): CycloneDX/1.5, `application/vnd.cyclonedx+json`, valid, 24 known vulnerabilities
### mcp\_compressor-0.40.0-cp311-abi3-win\_amd64.whl
- [mcp\_compressor-0.40.0.dist-info/sboms/mcp-compressor-python.cyclonedx.json](https://pypi.sbomify.com/artifact/0a6158c6-ac09-51d5-a450-83a34d6d03ad/download): CycloneDX/1.5, `application/vnd.cyclonedx+json`, valid, 24 known vulnerabilities
## Known vulnerabilities
Components listed in these SBOMs, matched against the [OSV database](https://osv.dev/) as of 2026-11-09.
| Vulnerability | Severity | Component | Fixed in | Summary |
|---|---|---|---|---|
| [CVE-2026-115905](https://insights.sbomify.com/CVE-2026-115905/) | critical (10.0) | zip 2.4.2 (crates.io) | 9.0.5 | zip: Critical Parser Differential & Security Control Bypass via Dual-Header Inconsistencies (Zip Cloaking) Leading to Arbitrary File Overwrite & RCE |
| [RUSTSEC-2026-0369](https://osv.dev/vulnerability/RUSTSEC-2026-0369) | critical (9.1) | zip 2.4.2 (crates.io) | 9.0.0 | ZipStreamReader::extract() and ZipArchive::extract() apply Unix permissions through symlinks without confining the target |
| [RUSTSEC-2026-0176](https://osv.dev/vulnerability/RUSTSEC-2026-0176) | high (8.7) | pyo3 0.28.3 (crates.io) | 0.29.0 | Out-of-bounds read in \`nth\` / \`nth\_back\` for \`PyList\` and \`PyTuple\` iterators |
| [CVE-2026-25800](https://insights.sbomify.com/CVE-2026-25800/) | high (7.5) | quinn-proto 0.11.14 (crates.io) | 0.11.15 | Remote memory exhaustion in quinn-proto from unbounded out-of-order stream reassembly |
| [RUSTSEC-2026-0340](https://osv.dev/vulnerability/RUSTSEC-2026-0340) | high (7.5) | quinn-proto 0.11.14 (crates.io) | 0.11.18 | Peer minimum ACK delay can panic quinn-proto when ACK\_FREQUENCY transmission is enabled |
| [RUSTSEC-2026-0461](https://osv.dev/vulnerability/RUSTSEC-2026-0461) | high (7.5) | rmcp 3.5.1 (crates.io) | 3.6.0 | Unbounded tool schema cache in Streamable HTTP server transport |
| [CVE-2026-115909](https://insights.sbomify.com/CVE-2026-115909/) | high (7.5) | zip 2.4.2 (crates.io) | 9.0.0 | zip: \`ZipArchive::extract\` aborts the process on a symlink entry with a large declared size |
| [RUSTSEC-2026-0367](https://osv.dev/vulnerability/RUSTSEC-2026-0367) | high (7.3) | zip 2.4.2 (crates.io) | 9.0.0 | Insecure Preservation of SUID/SGID Bits during ZIP Extraction Leading to Potential Privilege Escalation |
| [RUSTSEC-2026-0462](https://osv.dev/vulnerability/RUSTSEC-2026-0462) | medium (6.5) | rmcp 3.5.1 (crates.io) | 3.9.0 | Unbounded response body buffering in Streamable HTTP clients |
| [CVE-2026-115906](https://insights.sbomify.com/CVE-2026-115906/) | medium (6.5) | zip 2.4.2 (crates.io) | 9.0.0 | zip: AES Entry HMAC Authentication Bypass on Premature EOF |
| [RUSTSEC-2026-0177](https://osv.dev/vulnerability/RUSTSEC-2026-0177) | medium (6.3) | pyo3 0.28.3 (crates.io) | 0.29.0 | Missing \`Sync\` bound on \`PyCFunction::new\_closure\` closures |
| [CVE-2026-123613](https://insights.sbomify.com/CVE-2026-123613/) | medium (5.3) | rustls 0.23.40 (crates.io) | 0.23.45 | TLS 1.3 handshake messages incorrectly accepted across encryption level boundaries |
| [CVE-2026-123609](https://insights.sbomify.com/CVE-2026-123609/) | medium (4.0) | rustls 0.23.40 (crates.io) | 0.23.46 | \`Debug\` impls for client session values expose TLS secrets |
| [CVE-2026-123610](https://insights.sbomify.com/CVE-2026-123610/) | low (3.7) | rustls 0.23.40 (crates.io) | 0.23.46 | Brotli certificate decompression can allocate up to 1 GiB before authentication |
| [CVE-2026-123611](https://insights.sbomify.com/CVE-2026-123611/) | low (3.7) | rustls 0.23.40 (crates.io) | 0.23.46 | Unauthenticated ServerHello can downgrade later connections to classical key exchange |
| [RUSTSEC-2026-0190](https://osv.dev/vulnerability/RUSTSEC-2026-0190) | unknown | anyhow 1.0.102 (crates.io) | 1.0.103 | Unsoundness in \`Error::downcast\_mut()\` |
| [RUSTSEC-2026-0338](https://osv.dev/vulnerability/RUSTSEC-2026-0338) | unknown | quinn-proto 0.11.14 (crates.io) | 0.11.18 | Remote peer can panic quinn-proto with zero-length STREAM frames during unordered reads |
| [RUSTSEC-2026-0339](https://osv.dev/vulnerability/RUSTSEC-2026-0339) | unknown | quinn-proto 0.11.14 (crates.io) | 0.11.17 | Unbounded growth of pending connection ID retirements in quinn-proto |
| [RUSTSEC-2026-0342](https://osv.dev/vulnerability/RUSTSEC-2026-0342) | unknown | quinn-proto 0.11.14 (crates.io) | 0.11.17 | Zero-length DATAGRAM frames bypass the receive buffer limit in quinn-proto |
| [RUSTSEC-2026-0457](https://osv.dev/vulnerability/RUSTSEC-2026-0457) | unknown | rmcp 3.5.1 (crates.io) | 3.7.0 | OAuth client SSRF filter checks host strings, not resolved addresses |
| [CVE-2026-111943](https://insights.sbomify.com/CVE-2026-111943/) | unknown | rustls-webpki 0.103.13 (crates.io) | 0.103.16 | Certificate verification may accept distrusted intermediates |
| [RUSTSEC-2026-0386](https://osv.dev/vulnerability/RUSTSEC-2026-0386) | unknown | tokio 1.52.2 (crates.io) | 1.53.3 | \`AsyncFd::new\` and related constructors violate I/O safety |
| [CVE-2026-111943](https://insights.sbomify.com/CVE-2026-111943/) | unknown | webpki-root-certs 1.0.7 (crates.io) | 1.0.10 | Bundled root certificates allow trust in distrusted emSign intermediates |
| [RUSTSEC-2026-0368](https://osv.dev/vulnerability/RUSTSEC-2026-0368) | unknown | zip 2.4.2 (crates.io) | 9.0.0 | zip: \`ZipArchive::extract\` creates symbolic links whose attacker-controlled targets are outside the destination directory |
## Fetch it over TEA
This SBOM is served over the [Transparency Exchange API](https://github.com/CycloneDX/transparency-exchange-api) (TEA). With the `libtea` client:
```
pip install libtea
python -m libtea https://pypi.sbomify.com pkg:pypi/mcp-compressor@0.40.0
```
Machine-readable copy of this page: https://pypi.sbomify.com/package/mcp-compressor/0.40.0.json
---
From pypi-tea by sbomify: https://pypi.sbomify.com/package/mcp-compressor/0.40.0