CVE-2026-48094 dartiss CVE debrief

Who should care

Defenders responsible for WordPress installations with the ShareOpenly plugin should assess exposure and prioritize patching to prevent potential Cross-Site Scripting attacks. This includes reviewing the plugin version, applying the patch in version 1.2.1, and monitoring for potential security issues.

Why it matters

The ShareOpenly WordPress plugin prior to version 1.2.1 contains a Cross-Site Scripting vulnerability, which could lead to potential security issues on WordPress installations with the plugin. Defenders should prioritize verifying the version of the plugin and applying the patch to prevent potential attacks.

• Potential Cross-Site Scripting attacks on WordPress installations with the ShareOpenly plugin
• Need to verify the version of the ShareOpenly plugin and apply the patch in version 1.2.1
• Potential impact on the security of WordPress installations with the ShareOpenly plugin

Technical summary

The ShareOpenly WordPress plugin prior to version 1.2.1 contains a Cross-Site Scripting vulnerability caused by the absence of WordPress's `esc_url()` escaping function on the `$url` variable before it is rendered into HTML content. The variable is constructed from `home_url( add_query_arg( array(), $wp->request ) )` and is concatenated directly into an HTML `href` attribute on every singular post or page where the plugin's sharing link is displayed. This could lead to potential security issues on WordPress installations with the plugin if the `$url` value ever contains HTML-special characters or a dangerous URI scheme.

Defensive priority

Defenders should prioritize verifying the version of the ShareOpenly plugin and applying the patch in version 1.2.1 to prevent potential Cross-Site Scripting attacks.

Recommended defensive actions

• Verify the version of the ShareOpenly plugin and apply the patch in version 1.2.1
• Review and update the plugin to ensure the `esc_url()` function is used properly
• Monitor for potential Cross-Site Scripting attacks
• Review compensating controls for exposed systems while remediation is scheduled and verified
• Check relevant monitoring, detection, and logs for exposed assets that need extra review
• Track exceptions, retest remediated assets, and close the item only after evidence is documented
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE record and source item provide details about the vulnerability, including its cause and the patch in version 1.2.1. However, the corpus does not establish versions, exploitation, impact, or remediation beyond the provided information.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.