SCAContinuous visibility into open-source risk

Container SecurityEnd-to-end container defense across the SDLC

SASTStatic application security testing for source code

Vulnerability DatabaseCVEs with metrics and fixes

Explore All Products →

About UsThe People Behind The Promise

Operations TheaterAdaptive Use Cases for the Frontline

CareersJoin Moole: Security that hears the future

Contact UsWrite us and we promise to get back to you

Moole Experience CenterNavigate, Learn, & Execute the Security Stack

Trust CenterBuilt on transparency. Backed by documentation.

The Signal: The Moole BlogFiltering the Noise of the Cyber Underground

Moole Field Notes: Case StudiesLessons from the Digital Frontline

The Runbook: Tutorials & ManualsSOP for the Digital Frontier

The BriefingFAQs & Support Logs

NewsroomNotes from the Front Line

The Zero Day DictionaryTerms & Definitions

The SwitchboardIntegrations Across the Security Stack

CVE-2021-29063

Security Operations for
Modern Software

MOOLE

Our goal is simple yet ambitious: to deliver an experience where world-class security feels effortless, empowering, and deeply human.

Products

SCA
Container Security
SAST
Vulnerability Database

Resources

The Signal
Moole Field Notes
The Moole Runbook
FAQs
Newsroom
The Zero Day Dictionary

Company

About Us
Use Cases
Careers
Contact Us
Moole Experience Center
Trust Center
Pricing

Connect

© 2026 MOOLE, Inc. All rights reserved.

Moole Vulnerability Database

Find real vulnerabilities before they ship

Vulnerability Database › pypi › CVE-2021-29063

High

CVE-2021-29063

A Regular Expression Denial of Service (ReDOS) vulnerability was discovered in Mpmath v1.0.0 through v1.2.1 when the mpmathify function is called.

VectorNETWORK

PublishedJun 21, 2021, 20:15

Published Bycve@mitre.org

Base Score

Score7.5

Affected Versions

Package (Ecosystem)IntroducedFixedLimit

mpmath(PyPI)01.3.0N/A

References

https://github.com/fredrik-johansson/mpmath/commit/46d44c3c8f3244017fe1eb102d564eb4ab8ef750
https://github.com/mpmath/mpmath/releases/tag/1.3.0
https://github.com/npm/hosted-git-info/pull/76
https://github.com/yetingli/PoCs/blob/main/CVE-2021-29063/Mpmath.md
https://github.com/yetingli/SaveResults/blob/main/js/hosted-git-info.js
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3M5O55E7VUDMXCPQR6MQTOIFDKHP36AA/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EIUX3XWY2K3MSO7QXMZXQQYAURARSPC5/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MS2U6GLXQSRZJE2HVUAUMVFR2DWQLCZG/
https://www.npmjs.com/package/hosted-git-info

Weakness Type

CWE-770

CVSS Metrics

Base Score

7.5

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Base SeverityHigh

Version

3.1

Attack Vector (AV)

NETWORK