Asgaros WordPress plugin - SQLi (CVE-2021-24827)
160Exploiting IPs reported
The Asgaros Forum WordPress plugin before 1.15.13 does not validate and escape user input when subscribing to a topic before using it in a SQL statement, leading to an unauthenticated SQL injection issue
CrowdSec analysis
CVE-2021-24827 is a critical vulnerability in the Asgaros Forum WordPress plugin that allows unauthenticated attackers to perform SQL injection by sending crafted requests during the topic subscription process.
CrowdSec has been tracking this vulnerability and its exploits since 10th of March 2025.
Insights from the CrowdSec network reveal that the attackers trying to exploit CVE-2021-24827 are composed of a fairly even mix of opportunistic and targeted actors. Some attackers employ preliminary reconnaissance, while others use indiscriminate scanning. CrowdSec network telemetry also shows that exploitation of CVE-2021-24827 has significantly declined over the past week. Attack volumes are well below the long-term average, suggesting attackers are rapidly losing interest. The vulnerability appears to be falling out of active use across most threat landscapes.
Observed attack attempts are characterized by requests made to URLs including /forum/?subscribe_topic=.
Exploitation
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Common Weakness Enumeration (CWE)
Protection
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Blocklist
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