How severe is CVE-2021-24245?

CVE-2021-24245 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2021-24245 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-24245?

CVE-2021-24245 affects Trumani Stop Spammers. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-24245?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-24245 published?

CVE-2021-24245 was published on 2021-05-06 and last updated on 2026-06-17.

CVE-2021-24245

CVE-2021-24245 is a medium-severity vulnerability in Trumani Stop Spammers with a CVSS 3.x base score of 6.1. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 6% (92nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Trumani Stop Spammers
Published: 2021-05-06
Last modified: 2026-06-17

Description

The Stop Spammers WordPress plugin before 2021.9 did not escape user input when blocking requests (such as matching a spam word), outputting it in an attribute after sanitising it to remove HTML tags, which is not sufficient and lead to a reflected Cross-Site Scripting issue.

Frequently asked questions

What is CVE-2021-24245?: The Stop Spammers WordPress plugin before 2021.9 did not escape user input when blocking requests (such as matching a spam word), outputting it in an attribute after sanitising it to remove HTML tags, which is not sufficient and lead to a reflected Cross-Site Scripting issue.
How severe is CVE-2021-24245?: CVE-2021-24245 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2021-24245 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-24245?: CVE-2021-24245 affects Trumani Stop Spammers. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-24245?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-24245 published?: CVE-2021-24245 was published on 2021-05-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:trumani:stop_spammers:*:*:*:*:*:wordpress:*:*

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