What is CVE-2026-33139?

CVE-2026-33139 is a high-severity vulnerability in Parzivalhack Pyspector, classified under Incomplete List of Disallowed Inputs. CVSS score: 7.8/10. Published 2026-03-20.

How severe is CVE-2026-33139?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Parzivalhack Pyspector

CVE-2026-33139

PySpector is a static analysis security testing (SAST) Framework engineered for modern Python development workflows. PySpector versions 0.1.6 and prior are affected by a security validation bypass in the plugin system. The validate_plugin_…

EPSS: 0.002 (6.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Parzivalhack Pyspector — versions < 0.1.7

Weakness classification (CWE)

CWE-184 — Incomplete List of Disallowed Inputs

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)

Frequently asked questions

What is CVE-2026-33139?: CVE-2026-33139 is a high-severity vulnerability in Parzivalhack Pyspector, classified under Incomplete List of Disallowed Inputs. CVSS score: 7.8/10. Published 2026-03-20.
How severe is CVE-2026-33139?: High severity. CVSS v3 base score is 7.8 out of 10.