What is GHSA-5v23-73v4-w2fp?

GHSA-5v23-73v4-w2fp is a security advisory published by GitHub Security Advisories with High severity. Duplicate Advisory: picklescan has Arbitrary file read using `io.FileIO`

Why does GHSA-5v23-73v4-w2fp have no CVE ID yet?

GitHub Security Advisories published this advisory directly to customers before NVD assigned a CVE ID. This is the embargo-window disclosure pattern — vendors notify customers on day 0; NVD's public record follows days to weeks later.

What is the CVSS v3 score of GHSA-5v23-73v4-w2fp?

GHSA-5v23-73v4-w2fp has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

Which products are affected by GHSA-5v23-73v4-w2fp?

GHSA-5v23-73v4-w2fp affects 1 product, including: pip/picklescan:\u003c 0.0.35.

⚠ Withdrawn by GitHub Security Advisories

Withdrawn: June 18, 2026

GHSA-5v23-73v4-w2fpHighCVSS 7.5Disclosed before NVD

Duplicate Advisory: picklescan has Arbitrary file read using `io.FileIO`

Vendor

GitHub Security Advisories

Published

June 17, 2026

Last Modified

June 18, 2026

📋 Description

Duplicate Advisory

This advisory has been withdrawn because it is a duplicate of GHSA-9726-w42j-3qjr. This link is maintained to preserve external references.

Original Description

picklescan before 0.0.35 contains an unsafe pickle deserialization vulnerability allowing unauthenticated attackers to read arbitrary server files by chaining io.FileIO and urllib.request.urlopen. Attackers can bypass RCE-focused blocklists to exfiltrate sensitive data like /etc/passwd to external servers.

🎯 Affected products1

pip/picklescan:< 0.0.35

🔗 References (4)

https://github.com/mmaitre314/picklescan/security/advisories/GHSA-9726-w42j-3qjr
https://nvd.nist.gov/vuln/detail/CVE-2026-53872
https://www.vulncheck.com/advisories/picklescan-arbitrary-file-read-via-unsafe-pickle-deserialization
https://github.com/advisories/GHSA-5v23-73v4-w2fp