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CVE-2021-3783

6.1 MEDIUM

yourls 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
6.1 MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CWE
CWE-79

Affected products

VendorProduct
yourlsyourls

Description

yourls is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Source: NVD

References

Related CVEs

Same vendor

  • CVE-2021-3785 — yourls is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') (5.4 MEDIUM)
  • CVE-2021-3734 — yourls is vulnerable to Improper Restriction of Rendered UI Layers or Frames (8.8 HIGH)

Same CWE

  • CVE-2026-12425 — Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in PowerSchool Employee Access ...
  • 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)