Is CVE-2023-2850 in the CISA KEV catalog?

No. CVE-2023-2850 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-2850?

CVE-2023-2850 has a CVSS v3 base score of 4.7 (MEDIUM).

What is the EPSS score for CVE-2023-2850?

CVE-2023-2850 has an EPSS score of 0.28% (20th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-2850?

Upgrade nodebb to 3.1.3 or later.

CVE & CISA-KEV Catalog

CVE-2023-2850

MEDIUM

4.7

CVSS v3

NVD

Description

NodeBB is affected by a Cross-Site WebSocket Hijacking vulnerability due to missing validation of the request origin. Exploitation of this vulnerability allows certain user information to be extracted by attacker.

CWE-1385 CWE-346

How to fix

Remediation Available

nodebbNVD

Affected:>= 3.0.0, < 3.1.3Fixed in:3.1.3CVE-2023-2850derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeChanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N

Exploit Intelligence

0.28%probability of exploitation in 30 days

20thpercentile

Low risk: more likely to be exploited than 20% of all known CVEs.

References

Patch2

Release Notes1

github.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.