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WP Compress – Instant Performance & Speed Optimization security & vulnerabilities

wp-compress-image-optimizer— active installsLast vulnerability Oct 15, 2026

No known unpatched vulnerabilities in the latest version

All 19 known vulnerabilities are fixed in the latest release. If you run an older version, update to null or newer.

19Known vulnerabilities
  • Critical2
  • High3
  • Medium14
  • Low0
Vulnerabilities per year
2024: 6 vulnerabilities6242025: 6 vulnerabilities6252026: 7 vulnerabilities726

All WP Compress – Instant Performance & Speed Optimization vulnerabilities

WP Compress – Instant Performance & Speed Optimization vulnerabilities
SeverityVulnerabilityCVEPublished
Critical9.8Unauthenticated Remote Code Execution
<7.20.01Update to 7.20.01
CVE-2026-73343
High7.3Unauthenticated Broken Authentication
≤6.30.30Update to 6.30.31
CVE-2025-47479
High8.8Authenticated (Subscriber+) Missing Authorization via Multiple Functions
≤6.30.15Update to 6.30.16
CVE-2025-2110
High7.5Missing Authorization to Unauthenticated CDN Modification
≤6.11.10Update to 6.11.11
CVE-2024-1934
Critical9.1Unauthenticated Directory Traversal via css
≤6.10.33Update to 6.10.34
CVE-2023-6699

WP Compress – Instant Performance & Speed Optimization: common questions

Does WP Compress – Instant Performance & Speed Optimization have known vulnerabilities?

Yes. VulnCrest Radar lists 19 known vulnerabilities in WP Compress – Instant Performance & Speed Optimization: 2 critical, 3 high, 14 medium. None are known to affect version null.

How do I check which version of WP Compress – Instant Performance & Speed Optimization I run?

In wp-admin open Plugins → Installed Plugins; the version is shown under the name. Without admin access, our passive Check my site tool can often read it from public files.

What is the most recent WP Compress – Instant Performance & Speed Optimization vulnerability?

CVE-2026-104755, published Oct 15, 2026: WP Compress <= 7.25.00 - Unauthenticated Privilege Escalation to 'group'/'setting'/'value' Parameters on comms Endpoint. Severity: Medium (CVSS 4.8).

Is any WP Compress – Instant Performance & Speed Optimization vulnerability listed in CISA KEV?

No. None of the known WP Compress – Instant Performance & Speed Optimization vulnerabilities is currently listed in the CISA KEV catalog.

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