Advisory Database
  • Advisories
  • Dependency Scanning
  1. pypi
  2. ›
  3. matrix-sydent
  4. ›
  5. CVE-2021-29432

CVE-2021-29432: Malicious users could abuse Sydent to control the content of invitation emails

April 19, 2021 (updated September 24, 2024)

A malicious user could abuse Sydent to send out arbitrary emails from the Sydent email address. This could be used to construct plausible phishing emails, for example.

References

  • github.com/advisories/GHSA-mh74-4m5g-fcjx
  • github.com/matrix-org/sydent/commit/4469d1d42b2b1612b70638224c07e19623039c42
  • github.com/matrix-org/sydent/releases/tag/v2.3.0
  • github.com/matrix-org/sydent/security/advisories/GHSA-mh74-4m5g-fcjx
  • github.com/pypa/advisory-database/tree/main/vulns/matrix-sydent/PYSEC-2021-23.yaml
  • nvd.nist.gov/vuln/detail/CVE-2021-29432
  • pypi.org/project/matrix-sydent

Code Behaviors & Features

Detect and mitigate CVE-2021-29432 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Dependency Scanning using SBOM also detects vulnerabilities from proprietary advisories that this site does not include. Learn more about Dependency Scanning using SBOM →

Affected versions

All versions before 2.3.0

Fixed versions

  • 2.3.0

Solution

Upgrade to version 2.3.0 or above.

Impact 5.7 MEDIUM

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

Learn more about CVSS

Weakness

  • CWE-20: Improper Input Validation

Source file

pypi/matrix-sydent/CVE-2021-29432.yml

Spotted a mistake? Edit the file on GitLab.

  • Site Repo
  • About GitLab
  • Terms
  • Privacy Statement
  • Contact

Page generated Sun, 08 Nov 2026 00:16:38 +0000.