CVE-2026-12516

mediumCVSS 5.3covered by 1 sourcefirst seen 2026-07-09

The Fediverse Embeds WordPress plugin before 1.5.8 does not validate the destination of the server-side request performed by an unauthenticated media-proxying endpoint, allowing anonymous users to make the site fetch arbitrary URLs, including internal and private-network addresses, and read back the response body. This results in a full-read Server-Side Request Forgery and open proxy.

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Exploitation outlook

Low exploitation risk0.19% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 8% of all EPSS-scored CVEs.

Advisory coverage (1)

mediumCVE-2026-12516: The Fediverse Embeds WordPress plugin before 1.5.8 does not validate the destination of the se…nvd · 2026-07-09

External references

NVD record for CVE-2026-12516

CVE.org record

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