What is CVE-2021-35196?

CVE-2021-35196 is a high-severity vulnerability in Theologeek Manuskript, classified under Deserialization of Untrusted Data. CVSS score: 7.8/10. Published 2021-06-21.

How severe is CVE-2021-35196?

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

Deserialization in Theologeek Manuskript

CVE-2021-35196

Manuskript through 0.12.0 allows remote attackers to execute arbitrary code via a crafted settings.pickle file in a project file, because there is insecure deserialization via the pickle.load() function in settings.py. NOTE: the vendor's position is that the product is not intended for opening an untrusted project file

Vulnerability class: Insecure Deserialization

Published 2021-06-21 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.019 (78.9th percentile), scored 2026-10-08.

Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 78.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000

Affected products

Theologeek Manuskript

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

github.com/olivierkes/manuskript/issues/891 (Third Party Advisory)
www.pizzapower.me/2021/06/20/arbitrary-code-execution-in-manuskript-0-12/ (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2021-35196?: CVE-2021-35196 is a high-severity vulnerability in Theologeek Manuskript, classified under Deserialization of Untrusted Data. CVSS score: 7.8/10. Published 2021-06-21.
How severe is CVE-2021-35196?: High severity. CVSS v3 base score is 7.8 out of 10.