What’s Vulnerable › Vulnerabilities
CVE-2026-16979: SmartCrawl < 3.16.3 - Subscriber+ Private/Draft Post Title Disclosure and Post Meta Key Enumeration
- Severity: medium (CVSS 4.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-08-19 · updated 2026-08-26
- Weakness: CWE-639
Description
The SmartCrawl SEO checker, analyzer & optimizer WordPress plugin before 3.16.3 does not perform capability checks on two of its AJAX actions, allowing users with at least the Subscriber role to read the titles of private and draft posts by ID and to enumerate stored post-meta key names.
Affected products
- SmartCrawl SEO checker, analyzer & optimizer: before 3.16.3 — fixed in 3.16.3
How to fix
Upgrade to a fixed version: SmartCrawl SEO checker, analyzer & optimizer 3.16.3. Check the vendor advisory for mitigations.
References
Get alerted when CVE-2026-16979 or the next vulnerability affects your stack