What is CVE-2026-33140?

CVE-2026-33140 is a medium-severity vulnerability in Parzivalhack Pyspector, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-03-20.

How severe is CVE-2026-33140?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Parzivalhack Pyspector

CVE-2026-33140

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 stored Cross-Site Scripting (XSS) vulnerability in the HTML report ge…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (12.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Parzivalhack Pyspector — versions < 0.1.7

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

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

Frequently asked questions

What is CVE-2026-33140?: CVE-2026-33140 is a medium-severity vulnerability in Parzivalhack Pyspector, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-03-20.
How severe is CVE-2026-33140?: Medium severity. CVSS v3 base score is 6.1 out of 10.