CVE-2026-56330: Capgo · Open Redirect
Affects CapgoSource CVE Database V5
Public exploit available · CVSS 4.8 Medium : upgrade to 12.128.2 as a priority.
Data as of 8 Nov 2026, 14:48 UTC
Thin evidence
One scorer or none| CNA (VulnCheck) | CVSS 4.0 | 4.8 |
|---|---|---|
| CNA (VulnCheck) | CVSS 3.1 | 3.5 |
- CISA SSVC
- Exploitation
- Proof of concept is public or traded
- Automatable
- Attackers cannot reliably automate steps 1–4 of the kill chain
- Technical impact
- Limited control over the software or limited information exposure
CISA SSVC assessment, 2026-06-23.
- Patch
- Available – fixed in 12.128.2
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:NExploitation evidence
t = 0 is the CVE’s publication on cve.org
Disclosed: evidence found.
CVE published 20 Jun 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: evidence found.
CISA SSVC: proof of concept public
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
Timeline
CVE ID reserved
by VulnCheck
, 2 hours before disclosure
CVE published
on cve.org
, t = 0
CISA SSVC assessment
proof of concept public
, 3 days after disclosure
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CISA SSVC, the Metasploit, Exploit-DB and nuclei-templates index as of 8 Nov 2026.
What to do
Upgrade Capgo to 12.128.2.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| CapgoCapgo | Affected
| Fixed in
|
npmCapgopkg:npm/CapgoOther threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
A fixed version 12.128.2 of Capgo is available that addresses this open redirect vulnerability. Users and administrators should upgrade to version 12.128.2 or later to remediate this issue. No additional mitigation steps are indicated by the vendor advisory.
Description
CVE-2026-56330 is an open redirect vulnerability in Capgo versions before 12.128.2. It affects the stripe_portal and stripe_checkout endpoints, which accept unvalidated URL parameters (callbackUrl, successUrl, cancelUrl). Authenticated attackers can exploit this flaw to redirect users to malicious domains, potentially facilitating phishing and credential theft.