CVE-2026-97278
High
Description
Deserialization of Untrusted Data vulnerability in WP SYNTEX Polylang polylang allows Object Injection.This issue affects Polylang: from n/a through 3.8.9.
SeverityHigh
CVSS7.2
Exploit probability—
Product
Polylang
PublishedOct 14, 2026
First seenOct 14, 2026
Weakness typeCWE-502Deserialization of untrusted data
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| WP SYNTEX Polylang | v ≤ 3.8.9 | — |
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