CVE-2026-3317 | Navigate CMS up to 2.9.5 /blog cross site scripting

VDB-358433 · CVE-2026-3317 · GCVE-0-2026-3317 NAVIGATE CMS UP TO 2.9.5 /BLOG CROSS SITE SCRIPTING HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 4.1 $0-$5k 2.15+ Summaryinfo A vulnerability was found in Navigate CMS up to 2.9.5. It has been classified as problematic. This impacts an unknown function of the file /blog. The manipulation leads to cross site scripting. This vulnerability is listed as CVE-2026-3317. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is recommended. Detailsinfo A vulnerability was found in Navigate CMS up to 2.9.5. It has been rated as problematic. This issue affects an unknown code block of the file /blog. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to 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. Impacted is integrity. The summary by CVE is: Reflected Cross-Site Scripting (XSS) vulnerability in Navigate Content Management System. The vulnerability is present in the '/blog' endpoint because user input is not properly sanitized through designed query parameters. This results in unsafe HTML rendering, which could allow a remote attacker to execute JavaScript code in the victim's browser. The weakness was presented by Gonzalo Aguilar García. The advisory is shared at incibe.es. The identification of this vulnerability is CVE-2026-3317 since 02/27/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. 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. Upgrading to version 2.9.6 eliminates this vulnerability. Productinfo Type Content Management System Vendor Navigate Name CMS Version 2.9.0 2.9.1 2.9.2 2.9.3 2.9.4 2.9.5 CPE 2.3info 🔒 🔒 🔒 CPE 2.2info 🔒 🔒 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA CVSS-B Score: 🔒 CNA CVSS-BT Score: 🔒 CNA Vector: 🔒 CVSSv3info VulDB Meta Base Score: 4.3 VulDB Meta Temp Score: 4.1 VulDB Base Score: 4.3 VulDB Temp Score: 4.1 VulDB Vector: 🔒 VulDB Reliability: 🔍 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: CMS 2.9.6 Timelineinfo 02/27/2026 CVE reserved 04/21/2026 +52 days Advisory disclosed 04/21/2026 +0 days VulDB entry created 04/21/2026 +0 days VulDB entry last update Sourcesinfo Advisory: incibe.es Researcher: Gonzalo Aguilar García Status: Confirmed CVE: CVE-2026-3317 (🔒) GCVE (CVE): GCVE-0-2026-3317 GCVE (VulDB): GCVE-100-358433 Entryinfo Created: 04/21/2026 13:16 Changes: 04/21/2026 13:16 (69) Complete: 🔍 Cache ID: 99:A8E:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸