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Q1What is this vulnerability? (Essence + Consequences)
๐จ **Essence**: WordPress plugin **Altair** (v5.2.2 & earlier) suffers from **PHP Object Injection**. <br>โก **Consequences**: Attackers can inject malicious objects via untrusted data deserialization.โฆ
๐ก๏ธ **Root Cause**: **CWE-502** (Deserialization of Untrusted Data). <br>๐ **Flaw**: The plugin fails to validate or sanitize data before passing it to PHP's `unserialize()` function.โฆ
๐ ๏ธ **Official Fix**: **Yes**. <br>๐ข **Action**: Update Altair to the latest version released after 5.2.2. <br>๐ **Source**: Refer to Patchstack or ThemeGoods for the patched release.โฆ
๐ฅ **Urgency**: **CRITICAL**. <br>๐ **Priority**: **Immediate Action Required**. <br>๐ **CVSS**: 9.8/10. <br>โณ **Time**: Exploitability is high and auth is not needed. Patch immediately to prevent potential takeover. ๐จ