ROOT-APP-PYPI-CVE-2026-53539 CVE-2026-53539 in python-multipart - Patched by Root

Root has patched CVE-2026-53539 in the python-multipart package for Root:PyPI. Multiple fixed versions available...

CVE-2026-53539 vulnerabilities

Vulnerabilities for packages: airflow...

CVE-2026-53539

CVE-2026-53539 (Python-Multipart) affects the Python-Multipart streaming multipart parser. Prior to 0.0.30, parsing application/x-www-form-urlencoded bodies used a two-step field separator lookup, causing an O(B^2) worst-case workload per chunk when semicolon is used as the separator and no amper...

CVE-2026-53539

Python-Multipart is a streaming multipart parser for Python. Prior to 0.0.30, when parsing application/x-www-form-urlencoded bodies, QuerystringParser located the field separator with a two step lookup: it first scanned the entire remaining buffer for &, and only when no & existed anywhere ahead...

10xscale-agentflow-cli (0.1.5), 360solutions-bc-mcp (>=0.5.3, <=0.5.6) +1005 more potentially affected by CVE-2026-53539 via python-multipart (>=0.0.5, <=0.0.29)

python-multipart PYPI version =0.0.5, =0.5.3, =0.1.0, =0.2.1, =0.2.0, =0.5.1.dev0, =3.2.0, =1.5.2, =0.1.1, =0.1.4b1, =1.0.0, =1.5.5 - agbenchmark 0.0.10 and more Source cves: CVE-2026-53539 Source advisory: GHSA-5RVQ-CXJ2-64VF...