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CVE-2021-24918

MEDIUM 5.4 CVSS 3.1
Published
November 29, 2021
Last modified
June 17, 2026
NVD status
Modified
Reported by
contact@wpscan.com
Weakness
CWE-79
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Description

The Smash Balloon Social Post Feed WordPress plugin before 4.0.1 did not have any privilege or nonce validation before saving the plugin's setting. As a result, any logged-in user on a vulnerable site could update the settings and store rogue JavaScript on each of its posts and pages.

Affected WordPress components

  • Smash Balloon Social Post Feed – Simple Social Feeds for WordPress Plugin · custom-facebook-feed
    Confirmed match Active
    From 4.0.1 (including) to 4.0.1 (excluding)
    View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • Unknown Smash Balloon Social Post Feed — From 4.0.1 (including) to 4.0.1 (excluding)
  • smashballoon smash_balloon_social_post_feed — Before 4.0.1

References

  • jetpack.com https://jetpack.com/2021/10/29/security-issues-patched-in-smash-balloon-social-post-feed-plugin/ Exploit, Third Party Advisory
  • wpscan.com https://wpscan.com/vulnerability/5d252ad7-bf28-44f3-8cd0-c4fe05c48f35 Third Party Advisory
  • nvd.nist.gov Official NVD record