CVE-2026-1395 | Gutentools Plugin up to 1.1.3 on WordPress block_id cross site scripting

VDB-358834 · CVE-2026-1395 · GCVE-0-2026-1395 GUTENTOOLS PLUGIN UP TO 1.1.3 ON WORDPRESS BLOCK_ID CROSS SITE SCRIPTING HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 4.9 $0-$5k 1.25+ Summaryinfo A vulnerability classified as problematic was found in Gutentools Plugin up to 1.1.3 on WordPress. This vulnerability affects unknown code. Executing a manipulation of the argument block_id can lead to cross site scripting. The identification of this vulnerability is CVE-2026-1395. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is advised. Detailsinfo A vulnerability has been found in Gutentools Plugin up to 1.1.3 on WordPress and classified as problematic. This vulnerability affects an unknown function. The manipulation of the argument block_id with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect integrity. CVE summarizes: The Gutentools plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Post Slider block's block_id attribute in all versions up to, and including, 1.1.3. This is due to insufficient input sanitization and output escaping combined with a custom unescaping routine that reintroduces dangerous characters. 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 shared by Athiwat Tiprasaharn and Itthidej Aramsri. The advisory is available at wordfence.com. This vulnerability was named CVE-2026-1395 since 01/23/2026. The exploitation appears to be easy. The attack can be initiated remotely. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project. Upgrading to version 1.1.3 eliminates this vulnerability. Productinfo Type WordPress Plugin Name Gutentools Plugin Version 1.1.0 1.1.1 1.1.2 1.1.3 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: Upgrade Status: 🔍 0-Day Time: 🔒 Upgrade: Gutentools Plugin 1.1.3 Timelineinfo 01/23/2026 CVE reserved 04/22/2026 +88 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: Athiwat Tiprasaharn, Itthidej Aramsri Status: Confirmed CVE: CVE-2026-1395 (🔒) GCVE (CVE): GCVE-0-2026-1395 GCVE (VulDB): GCVE-100-358834 Entryinfo Created: 04/22/2026 12:58 Changes: 04/22/2026 12:58 (66) Complete: 🔍 Cache ID: 99:BE6:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸