CVE-2026-56283
MEDIUM Exploitation: PoC
5.4
CVSS 3.1
Description
Capgo before 12.128.2 contains an html injection vulnerability in the organization settings endpoint that allows attackers to inject malicious HTML content. Attackers can craft payloads in the organization name field to redirect users to untrusted websites, enabling phishing attacks and reputational damage.
Metadata
Severity & Metrics
5.4
MEDIUM CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
SSVC — CISA Coordinator
Affected products (1)
| Vendor | Product | Platform | Versions |
|---|---|---|---|
| Capgo | Capgo | — | 0 < 12.128.2, 12.128.2 |
Weakness (CWE)
| CWE | Source | Description |
|---|---|---|
| CWE-79 | cna | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') |
CVSS scores (2)
| Score | Severity | Version | Source | Vector |
|---|---|---|---|---|
| 5.4 | MEDIUM | 3.1 | cna | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
| 4.8 | MEDIUM | 4.0 | cna | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N |
References (2)
- GitHub Security Advisory (GHSA-vhvc-gxfh-m85g) https://github.com/Cap-go/capgo/security/advisories/GHSA-vhvc-gxfh-m85g
- VulnCheck Advisory: Capgo - HTML Injection Leading to Open Redirection in Organization Settings https://www.vulncheck.com/advisories/capgo-html-injection-leading-to-open-redirection-in-organization-settings