Is CVE-2023-52077 in the CISA KEV catalog?

No. CVE-2023-52077 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-52077?

CVE-2023-52077 has a CVSS v3 base score of 8.9 (HIGH).

What is the EPSS score for CVE-2023-52077?

CVE-2023-52077 has an EPSS score of 0.69% (48th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-52077?

Upgrade nexkey to 12.23q4.5 or later.

CVE & CISA-KEV Catalog

CVE-2023-52077

HIGH

8.9

CVSS v3

NVD

Description

Nexkey is a lightweight fork of Misskey v12 optimized for small to medium size servers. Prior to 12.23Q4.5, Nexkey allows external apps using tokens issued by administrators and moderators to call admin APIs. This allows malicious third-party apps to perform operations such as updating server settings, as well as compromise object storage and email server credentials. This issue has been patched in 12.23Q4.5.

CWE-863Incorrect Authorization

How to fix

Remediation Available

nexkeyNVD

Affected:< 12.23q4.5Fixed in:12.23q4.5CVE-2023-52077derived 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 RequiredLow

User InteractionRequired

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityLow

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

Exploit Intelligence

0.69%probability of exploitation in 30 days

48thpercentile

Moderate risk: more likely to be exploited than 48% of all known CVEs.

References

Patch3

Vendor Advisory1

github.com

Related Vulnerabilities

Other CWE-863 (Incorrect Authorization) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-22518	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-38035	Critical	9.8	100%	KEV + Ransom	-
CVE-2022-46169	Critical	9.8	100%	KEV	Fix
CVE-2025-29927	Critical	9.1	100%	-	Fix
CVE-2024-38856	Critical	9.8	99%	KEV	Fix
CVE-2020-36289	Medium	5.3	99%	-	Fix

Embed a live status badge for CVE-2023-52077

Markdown

[![CVE-2023-52077](https://tridentstack.com/cve/badge/CVE-2023-52077.svg)](https://tridentstack.com/cve/CVE-2023-52077)

HTML

<a href="https://tridentstack.com/cve/CVE-2023-52077"><img src="https://tridentstack.com/cve/badge/CVE-2023-52077.svg" alt="CVE-2023-52077"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

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.