How severe is CVE-2021-24893?

CVE-2021-24893 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2021-24893 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-24893?

CVE-2021-24893 affects Stars Rating Project Stars Rating. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-24893?

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-2021-24893 published?

CVE-2021-24893 was published on 2022-01-03 and last updated on 2026-06-17.

CVE-2021-24893

CVE-2021-24893 is a high-severity vulnerability in Stars Rating Project Stars Rating with a CVSS 3.x base score of 7.5. 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-20.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Stars Rating Project Stars Rating
Published: 2022-01-03
Last modified: 2026-06-17

Description

The Stars Rating WordPress plugin before 3.5.1 does not validate the submitted rating, allowing submission of long integer, causing a Denial of Service in the comments section, or pending comment dashboard depending if the user sent it as unauthenticated or authenticated.

Frequently asked questions

What is CVE-2021-24893?: The Stars Rating WordPress plugin before 3.5.1 does not validate the submitted rating, allowing submission of long integer, causing a Denial of Service in the comments section, or pending comment dashboard depending if the user sent it as unauthenticated or authenticated.
How severe is CVE-2021-24893?: CVE-2021-24893 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2021-24893 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-24893?: CVE-2021-24893 affects Stars Rating Project Stars Rating. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-24893?: 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-2021-24893 published?: CVE-2021-24893 was published on 2022-01-03 and last updated on 2026-06-17.

References

https://wpscan.com/vulnerability/05d3af69-20b4-499a-8322-2b53674d6a58

Affected products (1)

cpe:2.3:a:stars_rating_project:stars_rating:*:*:*:*:*:wordpress:*:*

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