{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata. Fed continuously.","favicon":"https://feed.craftedsignal.io/favicon-32x32.png","feed_url":"https://feed.craftedsignal.io/cpes/cpe2.3awpexpertspost_smtpwordpress/feed.json","home_page_url":"https://feed.craftedsignal.io/","icon":"https://feed.craftedsignal.io/apple-touch-icon.png","items":[{"_cs_actors":[],"_cs_cpes":["cpe:2.3:a:wpexperts:post_smtp:*:*:*:*:*:wordpress:*:*"],"_cs_cves":[{"cvss":9.8,"id":"CVE-2023-6875"}],"_cs_exploited":false,"_cs_has_poc":false,"_cs_poc_references":[],"_cs_products":["Post Smtp (\u003c= 2.8.7)"],"_cs_severities":["critical"],"_cs_tags":[],"_cs_type":"advisory","_cs_vendors":["Wpexperts"],"content_html":"\u003cp\u003eCVE-2023-6875 is a critical vulnerability affecting the Wpexperts Post Smtp WordPress plugin (version 2.8.7 and earlier). The flaw exists in the '/wp-json/post-smtp/v1/connect-app' endpoint, where a type juggling issue during the processing of the 'fcm-token' header enables an authentication bypass. Successful exploitation allows unauthenticated attackers to reset the plugin's API key and view potentially sensitive email logs.\u003c/p\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eSuccessful exploitation results in full unauthorized access to the plugin's configuration, including the ability to reset API credentials and exfiltrate information contained within sent email logs. The vulnerability has a CVSS 3.1 score of 9.8.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUpgrade the Wpexperts Post Smtp plugin to version 2.8.8 or later immediately to address the underlying authorization bypass.\u003c/li\u003e\n\u003cli\u003eReview plugin logs and configuration settings for unexpected API key changes or unauthorized log access attempts.\u003c/li\u003e\n\u003cli\u003eMonitor access to the WordPress REST API endpoint '/wp-json/post-smtp/v1/connect-app' for anomalous requests, particularly those containing suspicious 'fcm-token' headers.\u003c/li\u003e\n\u003c/ul\u003e\n","date_modified":"2026-10-28T13:02:36Z","date_published":"2026-10-28T13:02:36Z","id":"https://feed.craftedsignal.io/briefs/2026-10-cve-2023-6875/","summary":"CVE-2023-6875 is a type juggling vulnerability in the Post Smtp WordPress plugin allowing unauthenticated attackers to perform API key resets and unauthorized access to logs.","title":"Wpexperts Post Smtp: Unauthenticated API key reset and log access (CVE-2023-6875)","url":"https://feed.craftedsignal.io/briefs/2026-10-cve-2023-6875/"}],"language":"en","title":"CraftedSignal Threat Feed - Cpe:2.3:a:wpexperts:post_smtp:*:*:*:*:*:wordpress:*:*","version":"https://jsonfeed.org/version/1.1"}