Medium severity · published Aug 4, 2026
CVE-2026-18721
kalcaddle kodbox SSO API Login apiLogin redirect
4.3
CVSS
0.4%
EPSS
No
On KEV
Description
A vulnerability has been found in kalcaddle kodbox 1.67 Build 02. This issue affects some unknown processing of the file /user/sso/apiLogin of the component SSO API Login. The manipulation of the argument callbackUrl leads to open redirect. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 37% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KO
kodbox · kalcaddle
1.67 Build 02 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-18721
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-18721
github.com
https://github.com/sjmycz/cve/issues/6
vuldb.com
https://vuldb.com/cve/CVE-2026-18721
vuldb.com
https://vuldb.com/submit/856181
vuldb.com
https://vuldb.com/vuln/385632
vuldb.com
https://vuldb.com/vuln/385632/cti
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