How severe is CVE-2013-3088?

CVE-2013-3088 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2013-3088 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-3088?

CVE-2013-3088 affects Belkin N900 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2013-3088?

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

When was CVE-2013-3088 published?

CVE-2013-3088 was published on 2019-12-26 and last updated on 2026-06-16.

CVE-2013-3088

CVE-2013-3088 is a critical-severity vulnerability in Belkin N900 Firmware with a CVSS 3.x base score of 9.8. 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-287.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 9.3
EPSS exploit prediction: 2% (77th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Belkin N900 Firmware
Published: 2019-12-26
Last modified: 2026-06-16

Description

Belkin N900 router (F9K1104v1) contains an Authentication Bypass using "Javascript debugging".

Frequently asked questions

What is CVE-2013-3088?: Belkin N900 router (F9K1104v1) contains an Authentication Bypass using "Javascript debugging".
How severe is CVE-2013-3088?: CVE-2013-3088 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2013-3088 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-3088?: CVE-2013-3088 affects Belkin N900 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2013-3088?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2013-3088 published?: CVE-2013-3088 was published on 2019-12-26 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:o:belkin:n900_firmware:1.00.23:*:*:*:*:*:*:*

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CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
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