How severe is CVE-2021-24997?

CVE-2021-24997 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2021-24997 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-24997?

CVE-2021-24997 affects Wp-guppy Wp Guppy. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-24997?

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

When was CVE-2021-24997 published?

CVE-2021-24997 was published on 2021-12-27 and last updated on 2026-06-17.

CVE-2021-24997

CVE-2021-24997 is a medium-severity vulnerability in Wp-guppy Wp Guppy with a CVSS 3.x base score of 6.5. 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-862.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 6.4
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-862
Affected product: Wp-guppy Wp Guppy
Published: 2021-12-27
Last modified: 2026-06-17

Description

The WP Guppy WordPress plugin before 1.3 does not have any authorisation in some of the REST API endpoints, allowing any user to call them and could lead to sensitive information disclosure, such as usernames and chats between users, as well as be able to send messages as an arbitrary user

Frequently asked questions

What is CVE-2021-24997?: The WP Guppy WordPress plugin before 1.3 does not have any authorisation in some of the REST API endpoints, allowing any user to call them and could lead to sensitive information disclosure, such as usernames and chats between users, as well as be able to send messages as an arbitrary user
How severe is CVE-2021-24997?: CVE-2021-24997 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2021-24997 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-24997?: CVE-2021-24997 affects Wp-guppy Wp Guppy. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-24997?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-24997 published?: CVE-2021-24997 was published on 2021-12-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:wp-guppy:wp_guppy:*:*:*:*:*:wordpress:*:*

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