How severe is CVE-2023-36090?

CVE-2023-36090 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-2023-36090 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-36090?

CVE-2023-36090 affects Dlink Dir-885l Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-36090?

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-2023-36090 published?

CVE-2023-36090 was published on 2023-07-31 and last updated on 2026-06-17.

CVE-2023-36090

CVE-2023-36090 is a critical-severity vulnerability in Dlink Dir-885l 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-863.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-863
Affected product: Dlink Dir-885l Firmware
Published: 2023-07-31
Last modified: 2026-06-17

Description

Authentication Bypass vulnerability in D-Link DIR-885L FW102b01 allows remote attackers to gain escalated privileges via phpcgi. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

Frequently asked questions

What is CVE-2023-36090?: Authentication Bypass vulnerability in D-Link DIR-885L FW102b01 allows remote attackers to gain escalated privileges via phpcgi. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.
How severe is CVE-2023-36090?: CVE-2023-36090 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-2023-36090 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-36090?: CVE-2023-36090 affects Dlink Dir-885l Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-36090?: 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-2023-36090 published?: CVE-2023-36090 was published on 2023-07-31 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:dlink:dir-885l_firmware:1.02:b01:*:*:*:*:*:*

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