How severe is CVE-2023-23977?

CVE-2023-23977 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2023-23977 being actively exploited?

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

What products are affected by CVE-2023-23977?

CVE-2023-23977 affects Heateor Social Comments. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-23977?

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

When was CVE-2023-23977 published?

CVE-2023-23977 was published on 2023-04-04 and last updated on 2026-06-17.

CVE-2023-23977

CVE-2023-23977 is a medium-severity vulnerability in Heateor Social Comments 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Heateor Social Comments
Published: 2023-04-04
Last modified: 2026-06-17

Description

Auth. (contributor+) Stored Cross-Site Scripting (XSS) vulnerability in Team Heateor WordPress Social Comments Plugin for Vkontakte Comments and Disqus Comments plugin <= 1.6.1 versions.

Frequently asked questions

What is CVE-2023-23977?: Auth. (contributor+) Stored Cross-Site Scripting (XSS) vulnerability in Team Heateor WordPress Social Comments Plugin for Vkontakte Comments and Disqus Comments plugin <= 1.6.1 versions.
How severe is CVE-2023-23977?: CVE-2023-23977 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2023-23977 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-23977?: CVE-2023-23977 affects Heateor Social Comments. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-23977?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-23977 published?: CVE-2023-23977 was published on 2023-04-04 and last updated on 2026-06-17.

References

https://patchstack.com/database/vulnerability/heateor-social-comments/wordpress-vkontakte-comments-and-disqus-comments-plugin-1-6-1-cross-site-scripting-xss?_s_id=cve

Affected products (1)

cpe:2.3:a:heateor:social_comments:*:*:*:*:*:wordpress:*:*

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