WebSystems WebTOTUM Calendar cross site scripting
Summary
| CVE | CVE-2026-6743 |
|---|---|
| State | PUBLISHED |
| Assigner | VulDB |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-04-21 17:16:58 UTC |
| Updated | 2026-04-22 20:22:50 UTC |
| Description | A vulnerability has been found in WebSystems WebTOTUM 2026. This impacts an unknown function of the component Calendar. The manipulation leads to cross site scripting. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. Upgrading the affected component is recommended. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product. |
Risk And Classification
Primary CVSS: v4.0 5.1 MEDIUM from [email protected]
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS: 0.000310000 probability, percentile 0.088500000 (date 2026-04-22)
Problem Types: CWE-79 | CWE-94 | CWE-79 Cross Site Scripting | CWE-94 Code Injection
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | [email protected] | Secondary | 5.1 | MEDIUM | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/C... |
| 4.0 | CNA | DECLARED | 5.1 | MEDIUM | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P |
| 3.1 | [email protected] | Primary | 3.5 | LOW | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N |
| 3.1 | CNA | DECLARED | 3.5 | LOW | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C |
| 3.0 | CNA | DECLARED | 3.5 | LOW | CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C |
| 2.0 | [email protected] | Secondary | 4 | AV:N/AC:L/Au:S/C:N/I:P/A:N | |
| 2.0 | CNA | DECLARED | 4 | AV:N/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:OF/RC:C |
CVSS v4.0 Breakdown
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS v3.1 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
CVSS v3.0 Breakdown
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | WebSystems | WebTOTUM | affected 2026 | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| olografix.org/acme/WebTOTUM-POC.gif | [email protected] | olografix.org | |
| www.websys.eu/gestionale-online-in-cloud-per-pmi-callcenter | [email protected] | www.websys.eu | |
| vuldb.com/submit/794617 | [email protected] | vuldb.com | |
| vuldb.com/vuln/358434 | [email protected] | vuldb.com | |
| vuldb.com/vuln/358434/cti | [email protected] | vuldb.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: Andrea Intilangelo (en)
CNA: acme (VulDB User) (en)
CNA: acme (VulDB User) (en)
CNA: VulDB CNA Team (en)
Additional Advisory Data
| Source | Time | Event |
|---|---|---|
| CNA | 2026-04-21T00:00:00.000Z | Advisory disclosed |
| CNA | 2026-04-21T02:00:00.000Z | VulDB entry created |
| CNA | 2026-04-21T18:00:16.000Z | VulDB entry last update |