pypi package report

Is rencode safe?

1 known vulnerability, worst severity HIGH.

cvss

7.5

how bad it is if exploited, out of 10

epss

5.6%

chance of exploitation in the next 30 days

xyz score

3.5

CyberXYZ composite, out of 10

fig. 01 — GHSA-gh8j-2pgf-x458, the advisory selected below

// advisories

GHSA-gh8j-2pgf-x458

HIGHCVE-2021-40839

The rencode package through 1.0.6 for Python allows an infinite loop in typecode decoding (such as via ;\x2f\x7f), enabling a remote attack that consumes CPU and memory.

Affected: <= 1.0.6
Fixed in: not stated
Weakness: CWE-835
Published: 2021-09-13
Source: github

GHSA NVD MITRE reference reference reference reference reference reference reference reference

// dependencies

0 direct

// ai model usage

No published models are known to use this package.

Checked 2026-09-22 at 01:37 UTC. The most recent advisory here was published 2021-09-13. Updated continuously from NVD, GHSA, OSV and CNA feeds.

Is rencode safe? pypi package security report | CyberXYZ