CRLF-injection in KeeneticOS before 4.3 at "/auth" API endpoint allows attackers to take over the device via adding additional users with f…

published 2025-10-23 last yr. modified 2026-11-05 4d ago also EUVD-2025-35693

cvss: 6.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 27%
public exploits: 0; none known

CRLF-injection in KeeneticOS before 4.3 at "/auth" 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

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CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: last yr. (2025-10-23)

Exploit prediction

0.34% chance of exploitation in the next 30 days, higher than 27% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	6.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CNA	3.1	6.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Classification

Weakness

CWE-93 Improper Neutralization of CRLF Sequences

References

keenetic.com /global/security#october-2025-web-api-vulnerabilities
vendor-advisory
keenetic.com /
product
github.com /notdenied/writeups/blob/main/CVE/CVE-2025-56007.md

Sources

CVE List CVE-2025-56007
NVD CVE-2025-56007

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