CVE-2026-10077

CVE-2026-10077 is a medium-severity vulnerability with a CVSS 3.x base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

The yootheme WordPress theme before 5.0.35 does not prevent its bundled front-end framework from treating certain HTML attributes, which are permitted by wp_kses_post(), as markup, allowing users with the Author role to perform Stored Cross-Site Scripting attacks that execute in the browser of any user who views the affected post.

Frequently asked questions

What is CVE-2026-10077?
The yootheme WordPress theme before 5.0.35 does not prevent its bundled front-end framework from treating certain HTML attributes, which are permitted by wp_kses_post(), as markup, allowing users with the Author role to perform Stored Cross-Site Scripting attacks that execute in the browser of any user who views the affected post.
How severe is CVE-2026-10077?
CVE-2026-10077 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-10077 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-10077?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-10077 published?
CVE-2026-10077 was published on 2026-07-02.

References