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PatchSiren cyber security CVE debrief

CVE-2026-10755 All in One SEO CVE debrief

The All in One SEO WordPress plugin before 4.9.9 does not correctly restrict access to some of its AI integration REST API endpoints, allowing users with low-level privileges such as Contributors to overwrite or reset the site-wide AI integration state. This issue was made public on July 20, 2026. The vulnerability allows unauthorized modifications to AI integration settings, potentially impacting site security and integrity. Users with Contributor or higher privileges are at risk, and immediate action is recommended to mitigate this vulnerability.

Vendor
All in One SEO
Product
All in One SEO WordPress plugin
CVSS
LOW 2.7
CISA KEV
Not listed in stored evidence
Original CVE published
2026-07-20
Original CVE updated
2026-07-21
Advisory published
2026-07-20
Advisory updated
2026-07-21

Who should care

Users of the All in One SEO WordPress plugin, especially those with Contributor or higher privileges, should verify that they are running version 4.9.9 or later to mitigate this vulnerability. Site administrators, security teams, and operators with access to AI integration settings should prioritize updating and monitoring the plugin to prevent unauthorized modifications.

Technical summary

The All in One SEO WordPress plugin before 4.9.9 does not correctly restrict access to some of its AI integration REST API endpoints. This allows users with low-level privileges, such as Contributors, to overwrite or reset the site-wide AI integration state. The vulnerability was publicly disclosed on July 20, 2026. Affected deployments should prioritize updating to version 4.9.9 or later to prevent unauthorized access to AI integration settings.

Defensive priority

Medium-High

Recommended defensive actions

  • Verify and update the All in One SEO WordPress plugin to version 4.9.9 or later.
  • Restrict access to AI integration REST API endpoints for users with low-level privileges.
  • Monitor for suspicious activity related to AI integration state changes.
  • 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

Evidence for this vulnerability comes from the CVE record and a source reference from WPScan. The CVE record was published on July 20, 2026, and has not been modified since then. The NVD entry is currently in the 'Received' status. Further verification is recommended to confirm affected deployments and assess potential impact. Additional review of AI integration settings and user access controls is necessary to ensure site security.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-10755 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-10755

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-10755 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-10755

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental 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.