CVE-2026-0811 | vsourz1td Advanced Contact form 7 DB Plugin up to 2.0.9 on WordPress Setting vsz_cf7_save_setting_callback cross-site request forgery

VDB-356353 · CVE-2026-0811 · GCVE-0-2026-0811 VSOURZ1TD ADVANCED CONTACT FORM 7 DB PLUGIN UP TO 2.0.9 ON WORDPRESS SETTING VSZ_CF7_SAVE_SETTING_CALLBACK CROSS-SITE REQUEST FORGERY HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 4.8 $0-$5k 1.04 Summaryinfo A vulnerability marked as problematic has been reported in vsourz1td Advanced Contact form 7 DB Plugin up to 2.0.9 on WordPress. This affects the function vsz_cf7_save_setting_callback of the component Setting Handler. This manipulation causes cross-site request forgery. This vulnerability appears as CVE-2026-0811. The attack may be initiated remotely. There is no available exploit. Detailsinfo A vulnerability was found in vsourz1td Advanced Contact form 7 DB Plugin up to 2.0.9 on WordPress. It has been declared as problematic. Affected by this vulnerability is the function vsz_cf7_save_setting_callback of the component Setting Handler. The manipulation with an unknown input leads to a cross-site request forgery vulnerability. The CWE definition for the vulnerability is CWE-352. The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request. As an impact it is known to affect integrity. The summary by CVE is: The Advanced Contact form 7 DB plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.0.9. This is due to missing or incorrect nonce validation on the 'vsz_cf7_save_setting_callback' function. This makes it possible for unauthenticated attackers to delete form entry via a forged request granted they can trick a site administrator into performing an action such as clicking on a link. The weakness was presented by Kai Aizen. The advisory is shared at wordfence.com. This vulnerability is known as CVE-2026-0811 since 01/09/2026. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. Productinfo Type WordPress Plugin Vendor vsourz1td Name Advanced Contact form 7 DB Plugin Version 2.0.0 2.0.1 2.0.2 2.0.3 2.0.4 2.0.5 2.0.6 2.0.7 2.0.8 2.0.9 CPE 2.3info 🔒 🔒 🔒 CPE 2.2info 🔒 🔒 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 4.8 VulDB Meta Temp Score: 4.8 VulDB Base Score: 4.3 VulDB Temp Score: 4.2 VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA Base Score: 5.4 CNA Vector (Wordfence): 🔒 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Cross-site request forgery CWE: CWE-352 / CWE-862 / CWE-863 CAPEC: 🔒 ATT&CK: 🔒 Physical: No Local: No Remote: Yes Availability: 🔒 Status: Not defined Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: no mitigation known Status: 🔍 0-Day Time: 🔒 Timelineinfo 01/09/2026 CVE reserved 04/08/2026 +88 days Advisory disclosed 04/08/2026 +0 days VulDB entry created 04/08/2026 +0 days VulDB entry last update Sourcesinfo Advisory: wordfence.com Researcher: Kai Aizen Status: Not defined CVE: CVE-2026-0811 (🔒) GCVE (CVE): GCVE-0-2026-0811 GCVE (VulDB): GCVE-100-356353 Entryinfo Created: 04/08/2026 21:00 Changes: 04/08/2026 21:00 (66) Complete: 🔍 Cache ID: 99:ADA:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸