Clickjacking Affecting yourls/yourls package, versions <1.8.2


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.12% (49th percentile)

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  • Snyk IDSNYK-PHP-YOURLSYOURLS-1569926
  • published26 Aug 2021
  • disclosed26 Aug 2021
  • creditUnknown

Introduced: 26 Aug 2021

CVE-2021-3734  (opens in a new tab)
CWE-1021  (opens in a new tab)

How to fix?

Upgrade yourls/yourls to version 1.8.2 or higher.

Overview

yourls/yourls is an is a set of PHP scripts that allow you to run Your Own URL Shortener.

Affected versions of this package are vulnerable to Clickjacking due to the lack of frame restrictions. The application does not set the response header X-Frame-Options: DENY.

References

CVSS Scores

version 3.1