CVE-2026-3837 | Frappe 16.10.0 cross site scripting

VDB-359061 · CVE-2026-3837 · GCVE-0-2026-3837 FRAPPE 16.10.0 CROSS SITE SCRIPTING HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 2.4 $0-$5k 3.26+ Summaryinfo A vulnerability has been found in Frappe 16.10.0 and classified as problematic. Affected is an unknown function. Performing a manipulation results in cross site scripting. This vulnerability is identified as CVE-2026-3837. The attack can be initiated remotely. There is not any exploit available. Detailsinfo A vulnerability was found in Frappe 16.10.0. It has been classified as problematic. This affects an unknown part. 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: An authenticated attacker can persist crafted values in multiple field types and trigger client-side script execution when another user opens the affected document in Desk. The vulnerable formatter implementations interpolate stored values into raw HTML attributes and element content without escaping This issue affects Frappe: 16.10.0. The weakness was released by Oscar Uribe. The advisory is shared at fluidattacks.com. This vulnerability is uniquely identified as CVE-2026-3837 since 03/09/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. The exploitation needs additional levels of successful authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly 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 Name Frappe Version 16.10.0 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: 2.4 VulDB Meta Temp Score: 2.4 VulDB Base Score: 2.4 VulDB Temp Score: 2.4 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: no mitigation known Status: 🔍 0-Day Time: 🔒 Timelineinfo 03/09/2026 CVE reserved 04/22/2026 +43 days Advisory disclosed 04/22/2026 +0 days VulDB entry created 04/22/2026 +0 days VulDB entry last update Sourcesinfo Advisory: fluidattacks.com Researcher: Oscar Uribe Status: Not defined CVE: CVE-2026-3837 (🔒) GCVE (CVE): GCVE-0-2026-3837 GCVE (VulDB): GCVE-100-359061 Entryinfo Created: 04/22/2026 22:32 Changes: 04/22/2026 22:32 (64) Complete: 🔍 Cache ID: 99:858:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸