Cross site request forgery (CSRF) vulnerability in KeeneticOS before 4.3 at "/rci" API endpoint allows attackers to take over the device vi…

published 2025-10-23 12 mo ago modified 2026-11-05 3 d ago also EUVD-2025-35691

cvss: 5.3; 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 8%
public exploits: 0; none known

Cross site request forgery (CSRF) vulnerability in KeeneticOS before 4.3 at "/rci" API endpoint allows attackers to take over the device via adding additional users with full permissions by managing the victim to open page with exploit.

Patch / fix

fixed in 1

keenetic keeneticos 4.3

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 12 mo ago (2025-10-23)

Exploit prediction

0.18% chance of exploitation in the next 30 days, higher than 8% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CNA	3.1	5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Classification

Weakness

CWE-352 Cross-Site Request Forgery

References

keenetic.com /global/security#october-2025-web-api-vulnerabilities
vendor-advisory
keenetic.com /
product
github.com /notdenied/writeups/blob/main/CVE/CVE-2025-56009.md

Sources

CVE List CVE-2025-56009
NVD CVE-2025-56009

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary