Known vulnerabilities in Sydney

1Reported vulnerabilities

5.3Highest CVSS score

2.70Latest version

80,000+Active installs

What to do now

Update Sydney to 2.57 or later. 1 of these have a fixed version available. Updating resolves them.

Plugin last updated: July 20, 2026 / Tested up to WordPress: Unknown / View on wordpress.org

Reported vulnerabilities

Ordered by how urgently they need attention — whether a vulnerability is actually being exploited, and how likely exploitation is, rather than CVSS severity alone.

CVE	Severity	Exploit probability next 30 days	Affected versions	Fixed in	Published
CVE-2025-8999	Medium 5.3	0.3%	2.56 and earlier	`2.57`	September 16, 2025

Sources: vulnerability records from NVD, exploitation from CISA KEV, exploit probability from EPSS. Affected versions come from CPE ranges or from the reporting CNA.