CVE-2026-5209 | SourceCodester Leave Application System 1.0 User Management cross site scripting

VDB-354345 · CVE-2026-5209 · GCVE-100-354345 SOURCECODESTER LEAVE APPLICATION SYSTEM 1.0 USER MANAGEMENT CROSS SITE SCRIPTING HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 2.2 $0-$5k 1.37+ Summaryinfo A vulnerability was found in SourceCodester Leave Application System 1.0. It has been classified as problematic. This affects an unknown part of the component User Management Handler. Performing a manipulation results in cross site scripting. This vulnerability is known as CVE-2026-5209. Remote exploitation of the attack is possible. Furthermore, an exploit is available. Detailsinfo A vulnerability was found in SourceCodester Leave Application System 1.0. It has been classified as problematic. This affects an unknown code block of the component User Management 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 advisory is shared at medium.com. This vulnerability is uniquely identified as CVE-2026-5209. The exploitability is told to be easy. It is possible to initiate the attack remotely. The exploitation requires an enhanced level of successful authentication. It demands that the victim is doing some kind of user interaction. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue. The exploit is shared for download at medium.com. It is declared as proof-of-concept. There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. Productinfo Vendor SourceCodester Name Leave Application System Version 1.0 License free Website Vendor: https://www.sourcecodester.com/ CPE 2.3info 🔒 CPE 2.2info 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 2.4 VulDB Meta Temp Score: 2.2 VulDB Base Score: 2.4 VulDB Temp Score: 2.2 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: 🔒 Access: Public Status: Proof-of-Concept Download: 🔒 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 03/31/2026 Advisory disclosed 03/31/2026 +0 days VulDB entry created 03/31/2026 +0 days VulDB entry last update Sourcesinfo Vendor: sourcecodester.com Advisory: medium.com Status: Not defined CVE: CVE-2026-5209 (🔒) GCVE (CVE): GCVE-0-2026-5209 GCVE (VulDB): GCVE-100-354345 scip Labs: https://www.scip.ch/en/?labs.20161013 Entryinfo Created: 03/31/2026 12:23 Changes: 03/31/2026 12:23 (54) Complete: 🔍 Submitter: Hemant Raj Bhati Cache ID: 99:4D9:101 Submitinfo Accepted Submit #780417: SourceCodester Leave Application System in PHP and SQLite3 1.0 Cross Site Scripting (by Hemant Raj Bhati) Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸