CVE-2026-4353 | cihubconnector CI HUB Connector Plugin up to 1.2.106 on WordPress Shortcode cihub_metadata cross site scripting

VDB-358821 · CVE-2026-4353 · GCVE-0-2026-4353 CIHUBCONNECTOR CI HUB CONNECTOR PLUGIN UP TO 1.2.106 ON WORDPRESS SHORTCODE CIHUB_METADATA CROSS SITE SCRIPTING HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 4.9 $0-$5k 2.25+ Summaryinfo A vulnerability, which was classified as problematic, has been found in cihubconnector CI HUB Connector Plugin up to 1.2.106 on WordPress. Affected by this issue is the function cihub_metadata of the component Shortcode Handler. Performing a manipulation results in cross site scripting. This vulnerability is identified as CVE-2026-4353. The attack can be initiated remotely. There is not any exploit available. Detailsinfo A vulnerability classified as problematic has been found in cihubconnector CI HUB Connector Plugin up to 1.2.106 on WordPress. This affects the function cihub_metadata of the component Shortcode Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. The summary by CVE is: The CI HUB Connector plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'id' attribute of the `cihub_metadata` shortcode in all versions up to, and including, 1.2.106 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. The weakness was released by Djaidja Moundjid. The advisory is shared at wordfence.com. This vulnerability is uniquely identified as CVE-2026-4353 since 03/17/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue. 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 cihubconnector Name CI HUB Connector Plugin Version 1.2.106 CPE 2.3info 🔒 CPE 2.2info 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 4.9 VulDB Meta Temp Score: 4.9 VulDB Base Score: 3.5 VulDB Temp Score: 3.4 VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA Base Score: 6.4 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 scripting CWE: CWE-79 / CWE-94 / CWE-74 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 03/17/2026 CVE reserved 04/22/2026 +35 days Advisory disclosed 04/22/2026 +0 days VulDB entry created 04/22/2026 +0 days VulDB entry last update Sourcesinfo Advisory: wordfence.com Researcher: Djaidja Moundjid Status: Not defined CVE: CVE-2026-4353 (🔒) GCVE (CVE): GCVE-0-2026-4353 GCVE (VulDB): GCVE-100-358821 Entryinfo Created: 04/22/2026 12:18 Changes: 04/22/2026 12:18 (66) Complete: 🔍 Cache ID: 99:647:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸