CVE-2021-3780

MEDIUM
Published Sep 15, 20214y ago · Modified Jun 17, 20262w ago
6.1 CVSS 3.1
Medium
Find Similar
Published Sep 15, 2021 4y ago
Last Modified Jun 17, 2026 2w ago

Description

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

CVSS Details

Base Score
6.1
Exploitability
2.8
Impact
2.7
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Changed
Confidentiality Low
Integrity Low
Availability None

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 1

VendorProductVersionRange
framasoftpeertube* <3.4.0

References 2

  • github.com https://github.com/chocobozzz/peertube/commit/0ea2f79d45b301fcd660efc894469a99b2239bf6
    PatchThird Party Advisory
  • huntr.dev https://huntr.dev/bounties/282807a8-4bf5-4fe2-af62-e05f945b3d65
    ExploitThird Party Advisory

Remediation

  • github.com https://github.com/chocobozzz/peertube/commit/0ea2f79d45b301fcd660efc894469a99b2239bf6
    PatchThird Party Advisory