CVE-2021-24550

CVE-2021-24550 is a high-severity vulnerability in Broken Link Manager Project Broken Link Manager with a CVSS 3.x base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-89.

Key facts

Description

The Broken Link Manager WordPress plugin through 0.6.5 does not sanitise, validate or escape the url GET parameter before using it in a SQL statement when retrieving an URL to edit, leading to an authenticated SQL injection issue

Frequently asked questions

What is CVE-2021-24550?
The Broken Link Manager WordPress plugin through 0.6.5 does not sanitise, validate or escape the url GET parameter before using it in a SQL statement when retrieving an URL to edit, leading to an authenticated SQL injection issue
How severe is CVE-2021-24550?
CVE-2021-24550 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-24550 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-24550?
CVE-2021-24550 affects Broken Link Manager Project Broken Link Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-24550?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-24550 published?
CVE-2021-24550 was published on 2021-08-23 and last updated on 2026-06-17.

References

Affected products (1)

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