Vulnerability · Published Aug 16, 2026 · Assigned by WPScan

CVE-2026-19613ECS < 4.3.10 - Contributor+ Arbitrary Post Meta Disclosure via Dynamic Repeater ACF Source

Medium 6.5

In plain English

A medium-severity information exposure in ECS from Unknown. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 31% of all known vulnerabilities).

Severity (CVSS 3.1)6.5Medium

Exploit odds (30 days)0.4%top 68.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

The ECS WordPress plugin before 4.3.10 does not perform ownership or post-status checks when one of its dynamic repeater data sources reads custom field values from a user-supplied post identifier, allowing users with a contributor-level account or above to read custom field values and post metadata from posts they do not own, including private and draft ones.

Affected products (as reported)

Vendor	Product	Versions
Unknown	ECS	0 – before 4.3.10

Weakness: CWE-200 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

References

https://wpscan.com/vulnerability/0d4ccc34-632a-4058-9220-b3cce7a942dd/ exploit, vdb-entry, technical-description