High severity8.8OSV Advisory· Published Sep 6, 2018· Updated Jun 17, 2026
CVE-2018-1000773
CVE-2018-1000773
Description
WordPress version 4.9.8 and earlier contains a CWE-20 Input Validation vulnerability in thumbnail processing that can result in remote code execution due to an incomplete fix for CVE-2017-1000600. This attack appears to be exploitable via thumbnail upload by an authenticated user and may require additional plugins in order to be exploited however this has not been confirmed at this time.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
24.9.8+ 1 more
- (no CPE)range: 4.9.8
- (no CPE)range: <=4.9.8
Patches
Vulnerability mechanics
References
3- www.securityfocus.com/bid/105306nvdThird Party AdvisoryVDB Entry
- www.theregister.co.uk/2018/08/20/php_unserialisation_wordpress_vuln/nvdThird Party Advisory
- youtu.be/GePBmsNJw6YnvdThird Party Advisory
News mentions
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