CVE-2021-3785
5.4 MEDIUMyourls is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published: 2021-09-15 · Last updated: 2026-06-17
Severity and scoring
- CVSS
- 5.4 MEDIUM
- Vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- CWE
- CWE-79
Affected products
| Vendor | Product |
|---|---|
| yourls | yourls |
Description
yourls is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Source: NVD
References
- [NVD]https://nvd.nist.gov/vuln/detail/CVE-2021-3785
- [Patch]https://github.com/yourls/yourls/commit/1d8e224ebabb8a4c75b97f026950ed710faab0ff
- [Patch]https://huntr.dev/bounties/b4085d13-54fa-4419-a2ce-1d780cc31638
- [Patch]https://github.com/yourls/yourls/commit/1d8e224ebabb8a4c75b97f026950ed710faab0ff
- [Patch]https://huntr.dev/bounties/b4085d13-54fa-4419-a2ce-1d780cc31638
Related CVEs
Same vendor
- CVE-2021-3783 — yourls is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') (6.1 MEDIUM)
- CVE-2021-3734 — yourls is vulnerable to Improper Restriction of Rendered UI Layers or Frames (8.8 HIGH)
Same CWE
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- CVE-2024-30476 — PowerStore contains a Stored Cross-Site Scripting Vulnerability in the PowerStore Manager (5.4 MEDIUM)
- CVE-2026-54198 — Unauthenticated Cross Site Scripting (XSS) in Media LIbrary Assistant <= 3.35 versions (7.1 HIGH)
- CVE-2026-54191 — Unauthenticated Cross Site Scripting (XSS) in Pods <= 3.3.8 versions (7.1 HIGH)
- CVE-2026-39437 — Unauthenticated Cross Site Scripting (XSS) in Min Max Step Quantity Limits Manager for WooCommerce <= 5.2.2 versions (7.1 HIGH)