What’s Vulnerable › Vulnerabilities

CVE-2021-4103: Cross-site Scripting (XSS) - Stored in vanessa219/vditor

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-01-23 · updated 2026-06-17
• Weakness: CWE-79

Description

Cross-site Scripting (XSS) - Stored in GitHub repository vanessa219/vditor prior to 1.0.34.

Affected products

• vanessa219/vditor: before 1.0.34 — fixed in 1.0.34

How to fix

Upgrade to a fixed version: vanessa219/vditor 1.0.34. Check the vendor advisory for mitigations.

References

• https://github.com/vanessa219/vditor/commit/8d4d0889dd72b2f839e93a49db3da3a370416c7d
• https://huntr.dev/bounties/67b980af-7357-4879-9448-a926c6474225
• https://github.com/vanessa219/vditor/commit/8d4d0889dd72b2f839e93a49db3da3a370416c7d
• https://huntr.dev/bounties/67b980af-7357-4879-9448-a926c6474225

Get alerted when CVE-2021-4103 or the next vulnerability affects your stack