What’s Vulnerable › Vulnerabilities

CVE-2021-33295

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-06-16 · updated 2026-06-17
• Weakness: CWE-79

Description

Cross Site Scripting (XSS) vulnerability in Joplin Desktop App before 1.8.5 allows attackers to execute aribrary code due to improper sanitizing of html.

Affected products

• laurent22 joplin: before 1.8.5 — fixed in 1.8.5

How to fix

Upgrade to a fixed version: laurent22 joplin 1.8.5. Check the vendor advisory for mitigations.

References

• https://github.com/laurent22/joplin/commit/9c20d5947d1fa4678a8b640792ff3d31224f0adf
• https://github.com/laurent22/joplin/releases/tag/v1.8.5
• https://the-it-wonders.blogspot.com/2021/05/joplin-app-desktop-version-vulnerable.html
• https://github.com/laurent22/joplin/commit/9c20d5947d1fa4678a8b640792ff3d31224f0adf
• https://github.com/laurent22/joplin/releases/tag/v1.8.5
• https://the-it-wonders.blogspot.com/2021/05/joplin-app-desktop-version-vulnerable.html

Get alerted when CVE-2021-33295 or the next vulnerability affects your stack