How severe is CVE-2023-3998?

CVE-2023-3998 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2023-3998 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-3998?

CVE-2023-3998 affects Gvectors Wpdiscuz. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-3998?

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

When was CVE-2023-3998 published?

CVE-2023-3998 was published on 2023-10-20 and last updated on 2026-06-17.

CVE-2023-3998

CVE-2023-3998 is a medium-severity vulnerability in Gvectors Wpdiscuz with a CVSS 3.x base score of 5.3. 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-639.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (32nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-639
Affected product: Gvectors Wpdiscuz
Published: 2023-10-20
Last modified: 2026-06-17

Description

The wpDiscuz plugin for WordPress is vulnerable to unauthorized modification of data due to a missing authorization check on the userRate function in versions up to, and including, 7.6.3. This makes it possible for unauthenticated attackers to increase or decrease the rating of a post.

Frequently asked questions

What is CVE-2023-3998?: The wpDiscuz plugin for WordPress is vulnerable to unauthorized modification of data due to a missing authorization check on the userRate function in versions up to, and including, 7.6.3. This makes it possible for unauthenticated attackers to increase or decrease the rating of a post.
How severe is CVE-2023-3998?: CVE-2023-3998 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2023-3998 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-3998?: CVE-2023-3998 affects Gvectors Wpdiscuz. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-3998?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-3998 published?: CVE-2023-3998 was published on 2023-10-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:gvectors:wpdiscuz:*:*:*:*:*:wordpress:*:*

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