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CVE-2023-39780: ASUS RT-AX55 Routers OS Command Injection Vulnerability

criticalknown exploitedCVE-2023-39780
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
ASUS RT-AX55 devices contain an OS command injection vulnerability that could allow a remote, authenticated attacker to execute arbitrary commands. As represented by CVE-2023-41346.

CSIRTS triage

vendor: ASUSproduct: RT-AX55 RoutersCode injectionOther
What
This vulnerability could allow a remote, authenticated attacker to execute arbitrary commands.
Who is affected
ASUS RT-AX55 devices are affected by this vulnerability.
Urgency
Remediation is urgent as exploitation is confirmed and the severity is critical.
Action
Apply the latest firmware update to fix the vulnerability.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2025-06-02
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2023-39780

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2023-39780coverage & exploitation statusNVD · CVE.org

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