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Colleagues, note a critical WordPress core vulnerability: an anonymous request can lead to RCE

Colleagues, note a critical WordPress core vulnerability: an anonymous request can lead to RCE

Colleagues, I’d like to flag a cybersecurity development.

I’ve identified a critical flaw in WordPress core: an anonymous HTTP request may lead to code execution on a site without authentication.

The vulnerability affects clean installations with no plugins.
WordPress has already released fixes: 6.9.5 and 7.0.2.
Until patching, I would review the instance and temporarily restrict access to /wp-json/batch/v1 and rest_route=/batch/v1.

Why this matters: the attack requires no preconditions, which makes the risk especially high for public-facing sites.

Have you already updated WordPress?
#cybersecurity #WordPress #vulnerability #patchmanagement

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min read 1 17.07.2026
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Colleagues, note a critical WordPress core vulnerability: an anonymous request can lead to RCE

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