CVE-2026-116280 json
Kameleo Proxy Validation f.cs InternalController.TestProxy server-side request forgery
published 14d ago modified 10d ago also EUVD-2026-109795
- cvss
- 5.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 5%
- public exploits
- 0
- none known
Summary
A vulnerability was determined in Kameleo up to 5.0.1.26. Affected is the function InternalController.TestProxy of the file client-engine-application/f.cs of the component Proxy Validation. Executing a manipulation of the argument host/port can lead to server-side request forgery. The attack may be launched remotely. Upgrading to version 5.2.0 is able to address this issue. It is suggested to upgrade the affected component. The route has been removed and replaced with /general/test-proxy in 5.2.0.
Patch / fix
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Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 10d ago
Exploit prediction
0.16% chance of exploitation in the next 30 days, higher than 5% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 5.1 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X |
| CNA | 3.1 | 5.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C |
| CNA | 3.0 | 5.5 | CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C |
| CNA | 2.0 | 6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P/E:ND/RL:OF/RC:C |
| CNA | 4.0 | 5.1 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/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 |
| CNA | 3.1 | 5.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L |
| CNA | 2.0 | 6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P |
Affected products
- n/a Kameleo
Classification
- Weakness
-
- CWE-918 Server-Side Request Forgery
References
-
github.com
/kameleo-io/kameleo/releases/tag/5.2.0
patch
-
vuldb.com
/vuln/426305
vdb-entry, technical-description
-
vuldb.com
/vuln/426305/cti
signature, permissions-required
-
vuldb.com
/cve/CVE-2026-116280
third-party-advisory
-
vuldb.com
/submit/1011318
third-party-advisory
-
drive.google.com
/drive/folders/1v9qTuMbrKnJStOeWqS-PDXz1KbmMheQ3?usp=drive_link
related
Sources
- CVE List CVE-2026-116280
- NVD CVE-2026-116280
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