Is CVE-2026-120578 exploited in the wild?

No. Junglewise Threat Intelligence has no report of CVE-2026-120578 being exploited in the wild.

How severe is CVE-2026-120578?

Medium severity, with a CVSS score of 5.3, published 3 November 2026.

Which products and versions are affected?

Wordpress AI Alt Text Generator up to and including 2.7.0.

Is there a fix for CVE-2026-120578?

No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

How is CVE-2026-120578 attacked?

It is attacked over the network, in a web application.

Am I affected by CVE-2026-120578?

Check whether you run Wordpress AI Alt Text Generator at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

CVE-2026-120578: AI Alt Text Generator authorization bypass in attachment modification

CVE-2026-120578 · Severity: medium · CVSS 5.3 · Published 2026-11-03

The AI Alt Text Generator plugin for WordPress fails to properly verify user permissions when modifying attachment metadata. An attacker with a Contributor account can use a stolen or guessed nonce to alter alt text, titles, captions, and descriptions on attachments belonging to other users, potentially exposing sensitive information or defacing media galleries.

Vendors: Wordpress.

Quick answers

Is CVE-2026-120578 exploited in the wild?: No. Junglewise Threat Intelligence has no report of CVE-2026-120578 being exploited in the wild.
How severe is CVE-2026-120578?: Medium severity, with a CVSS score of 5.3, published 3 November 2026.
Which products and versions are affected?: Wordpress AI Alt Text Generator up to and including 2.7.0.
Is there a fix for CVE-2026-120578?: No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2026-120578 attacked?: It is attacked over the network, in a web application.
Am I affected by CVE-2026-120578?: Check whether you run Wordpress AI Alt Text Generator at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Technical details

The plugin lacks authorization checks when processing attachment metadata updates, allowing authenticated contributors to modify arbitrary attachments. The vulnerability requires obtaining a valid nonce from the WordPress post editing pages and having at minimum a Contributor-level account. Additional functionality (title, caption, description modifications) requires specific plugin options to be enabled.

Affected products

WordPress AI Alt Text Generator up to and including 2.7.0

Timeline

2026-11-03: disclosed

References

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