How severe is CVE-2023-53881?

CVE-2023-53881 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-53881 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-53881?

CVE-2023-53881 affects Ruijienetworks Reyee Os. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-53881?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2023-53881 have an EU (EUVD) identifier?

Yes. CVE-2023-53881 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-203422.

When was CVE-2023-53881 published?

CVE-2023-53881 was published on 2025-12-15 and last updated on 2026-06-17.

CVE-2023-53881

CVE-2023-53881 is a high-severity vulnerability in Ruijienetworks Reyee Os with a CVSS 3.x base score of 8.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-319.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v4: 9.2
EPSS exploit prediction: 0% (18th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-203422
Weakness: CWE-319
Affected product: Ruijienetworks Reyee Os
Published: 2025-12-15
Last modified: 2026-06-17

Description

ReyeeOS 1.204.1614 contains an unencrypted CWMP communication vulnerability that allows attackers to intercept and manipulate device communication through a man-in-the-middle attack. Attackers can create a fake CWMP server to inject and execute arbitrary commands on Ruijie Reyee Cloud devices by exploiting the unprotected HTTP polling requests.

Frequently asked questions

What is CVE-2023-53881?: ReyeeOS 1.204.1614 contains an unencrypted CWMP communication vulnerability that allows attackers to intercept and manipulate device communication through a man-in-the-middle attack. Attackers can create a fake CWMP server to inject and execute arbitrary commands on Ruijie Reyee Cloud devices by exploiting the unprotected HTTP polling requests.
How severe is CVE-2023-53881?: CVE-2023-53881 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-53881 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-53881?: CVE-2023-53881 affects Ruijienetworks Reyee Os. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-53881?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2023-53881 have an EU (EUVD) identifier?: Yes. CVE-2023-53881 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-203422.
When was CVE-2023-53881 published?: CVE-2023-53881 was published on 2025-12-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:ruijienetworks:reyee_os:1.204.1614:*:*:*:*:*:*:*

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