How severe is CVE-2026-39712?

CVE-2026-39712 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 low, integrity none, and availability none.

Is CVE-2026-39712 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-39712?

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

Does CVE-2026-39712 have an EU (EUVD) identifier?

Yes. CVE-2026-39712 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-20421.

When was CVE-2026-39712 published?

CVE-2026-39712 was published on 2026-04-08 and last updated on 2026-06-17.

CVE-2026-39712

CVE-2026-39712 is a medium-severity vulnerability 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-80.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-20421
Weakness: CWE-80
Published: 2026-04-08
Last modified: 2026-06-17

Description

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in tagDiv tagDiv Composer td-composer allows Code Injection.This issue affects tagDiv Composer: from n/a through <= 5.4.3.

Frequently asked questions

What is CVE-2026-39712?: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in tagDiv tagDiv Composer td-composer allows Code Injection.This issue affects tagDiv Composer: from n/a through <= 5.4.3.
How severe is CVE-2026-39712?: CVE-2026-39712 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 low, integrity none, and availability none.
Is CVE-2026-39712 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-39712?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-39712 have an EU (EUVD) identifier?: Yes. CVE-2026-39712 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-20421.
When was CVE-2026-39712 published?: CVE-2026-39712 was published on 2026-04-08 and last updated on 2026-06-17.

References

https://patchstack.com/database/Wordpress/Plugin/td-composer/vulnerability/wordpress-tagdiv-composer-plugin-5-4-3-arbitrary-shortcode-execution-vulnerability?_s_id=cve

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