What’s Vulnerable › Vulnerabilities

CVE-2021-23431: Cross-site Request Forgery (CSRF)

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-08-24 · updated 2026-06-17
• Weakness: CWE-352

Description

The package joplin before 2.3.2 are vulnerable to Cross-site Request Forgery (CSRF) due to missing CSRF checks in various forms.

Affected products

• Joplin: before 2.3.2 — fixed in 2.3.2

How to fix

Upgrade to a fixed version: Joplin 2.3.2. Check the vendor advisory for mitigations.

References

• https://github.com/laurent22/joplin/commit/19b45de2981c09f6f387498ef96d32b4811eba5e
• https://snyk.io/vuln/SNYK-JS-JOPLIN-1325537
• https://github.com/laurent22/joplin/commit/19b45de2981c09f6f387498ef96d32b4811eba5e
• https://snyk.io/vuln/SNYK-JS-JOPLIN-1325537

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