Home/CVE/Prototype Pollution in GitHub repository mastodon/mastodon prior to 3.5.0.
CVE

CVE-2022-0432

Prototype Pollution in GitHub repository mastodon/mastodon prior to 3.5.0.

Prototype Pollution in GitHub repository mastodon/mastodon prior to 3.5.0.

MEDIUM · CVSS 6.1 EPSS 0.57122
Act now
  • EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
  • EPSS percentile: top 2% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-1321Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
CWE-1321Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
▤

Affected Products & Versions

1
joinmastodon mastodon< 3.5.0
⚠

Public Exploits & PoCs

2
nucleiMastodon Prototype Pollution Vulnerabilitymedium
pochuntr.dev · d06da292-7716-4d74-a129-dd04773398d7huntr.dev
▣

Scoring & Timeline

6.1
MEDIUM · CVSS v3.1 · security@huntr.dev
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD02 Feb 2022 · 10:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/mastodon/mastodon/commit/4d6d4b43c6186a13e67b92eaf70fe1b70ea24a09PatchThird Party Advisory
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