CVE-2026-39400 | jhuckaby Cronicle up to 0.9.110 Job Details Page create_events cross site scripting (GHSA-36q6-pwxv-j545 / EUVD-2026-19923)

VDB-355936 · CVE-2026-39400 · GHSA-36Q6-PWXV-J545 JHUCKABY CRONICLE UP TO 0.9.110 JOB DETAILS PAGE CREATE_EVENTS CROSS SITE SCRIPTING HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 3.4 $0-$5k 1.02+ Summaryinfo A vulnerability classified as problematic was found in jhuckaby Cronicle up to 0.9.110. This impacts the function create_events of the component Job Details Page. Executing a manipulation can lead to cross site scripting. This vulnerability is handled as CVE-2026-39400. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is advised. Detailsinfo A vulnerability has been found in jhuckaby Cronicle up to 0.9.110 and classified as problematic. This vulnerability affects the function create_events of the component Job Details Page. The manipulation 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: Cronicle is a multi-server task scheduler and runner, with a web based front-end UI. Prior to 0.9.111, a non-admin user with create_events and run_events privileges can inject arbitrary JavaScript through job output fields (html.content, html.title, table.header, table.rows, table.caption). The server stores this data without sanitization, and the client renders it via innerHTML on the Job Details page. This vulnerability is fixed in 0.9.111. The advisory is shared for download at github.com. This vulnerability was named CVE-2026-39400 since 04/07/2026. The exploitation appears to be easy. The attack can be initiated remotely. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007. Upgrading to version 0.9.111 eliminates this vulnerability. The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-19923). Productinfo Vendor jhuckaby Name Cronicle Version 0.9.110 Website Product: https://github.com/jhuckaby/Cronicle/ 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: 3.5 VulDB Meta Temp Score: 3.4 VulDB Base Score: 3.5 VulDB Temp Score: 3.4 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: Cronicle 0.9.111 Timelineinfo 04/07/2026 Advisory disclosed 04/07/2026 +0 days CVE reserved 04/07/2026 +0 days VulDB entry created 04/07/2026 +0 days VulDB entry last update Sourcesinfo Product: github.com Advisory: GHSA-36q6-pwxv-j545 Status: Confirmed CVE: CVE-2026-39400 (🔒) GCVE (CVE): GCVE-0-2026-39400 GCVE (VulDB): GCVE-100-355936 EUVD: 🔒 Entryinfo Created: 04/07/2026 23:29 Updated: 04/07/2026 23:45 Changes: 04/07/2026 23:29 (69), 04/07/2026 23:45 (1) Complete: 🔍 Cache ID: 99:7E1:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸