Vulnerability Details : CVE-2021-3734

yourls is vulnerable to Improper Restriction of Rendered UI Layers or Frames
Published 2021-08-26 13:15:09
Updated 2021-09-01 15:56:23
Source huntr.dev
View at NVD,   CVE.org
Vulnerability category: Cross-site request forgery (CSRF)

Products affected by CVE-2021-3734

Exploit prediction scoring system (EPSS) score for CVE-2021-3734

EPSS FAQ
0.12%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 47 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-3734

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
6.8
 MEDIUM AV:N/AC:M/Au:N/C:P/I:P/A:P
8.6
6.4
 NIST
6.5
 MEDIUM CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
3.9
2.5
 huntr.dev
8.8
 HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
2.8
5.9
 NIST

CWE ids for CVE-2021-3734

  • The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request.
    Assigned by: nvd@nist.gov (Primary)
  • The web application does not restrict or incorrectly restricts frame objects or UI layers that belong to another application or domain, which can lead to user confusion about which interface the user is interacting with.
    Assigned by:
    • nvd@nist.gov (Primary)
    • security@huntr.dev (Secondary)

References for CVE-2021-3734

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