CVE-2021-24666: Podlove Podcast Publisher < 3.5.6 - Unauthenticated SQL Injection

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 8.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2021-09-27 · updated 2026-06-17
Weakness: CWE-89

Description

The Podlove Podcast Publisher WordPress plugin before 3.5.6 contains a 'Social & Donations' module (not activated by default), which adds the rest route '/services/contributor/(?P<id>[\d]+), takes an 'id' and 'category' parameters as arguments. Both parameters can be used for the SQLi.

Affected products

Podlove Podcast Publisher: before 3.5.6 — fixed in 3.5.6

How to fix

Upgrade to a fixed version: Podlove Podcast Publisher 3.5.6. Check the vendor advisory for mitigations.

References

https://github.com/podlove/podlove-publisher/commit/aa8a343a2e2333b34a422f801adee09b020c6d76
https://wpscan.com/vulnerability/fb4d7988-60ff-4862-96a1-80b1866336fe
https://github.com/podlove/podlove-publisher/commit/aa8a343a2e2333b34a422f801adee09b020c6d76
https://wpscan.com/vulnerability/fb4d7988-60ff-4862-96a1-80b1866336fe

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