HOMEVULNERABILITIESCVE-2022-41777
HIGH

CVE-2022-41777

NVD-CWE-OtherPublished: December 5, 2022· Updated: Jun 17, 2026

7.5
CVSS v3.1

Official Description

Improper check or handling of exceptional conditions vulnerability in Nako3edit, editor component of nadesiko3 (PC Version) v3.3.74 and earlier allows a remote attacker to inject an invalid value to decodeURIComponent of nako3edit, which may lead the server to crash.

NVD Source

Technical Analysis

CVE-2022-41777 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 7.5.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Vendors & Products

kujirahand1 product(s)
nadesiko3
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttps://github.com/kujirahand/nadesiko3/issues/1325
PATCHhttps://github.com/kujirahand/nadesiko3/issues/1325
ADVISORYhttps://github.com/kujirahand/nadesiko3/issues/1347
ADVISORYhttps://jvn.jp/en/jp/JVN56968681/index.html
ADVISORYhttps://github.com/kujirahand/nadesiko3/issues/1347
ADVISORYhttps://jvn.jp/en/jp/JVN56968681/index.html

All References (6)

→
https://github.com/kujirahand/nadesiko3/issues/1325Issue Tracking · Patch · Third Party Advisory
→
https://github.com/kujirahand/nadesiko3/issues/1347Issue Tracking · Third Party Advisory
→
https://jvn.jp/en/jp/JVN56968681/index.htmlThird Party Advisory · VDB Entry
→
https://github.com/kujirahand/nadesiko3/issues/1325Issue Tracking · Patch · Third Party Advisory
→
https://github.com/kujirahand/nadesiko3/issues/1347Issue Tracking · Third Party Advisory
→
https://jvn.jp/en/jp/JVN56968681/index.htmlThird Party Advisory · VDB Entry

Quick Facts

CVE IDCVE-2022-41777
CVSS Score7.5 / 10
SeverityHIGH
WeaknessNVD-CWE-Other
CISA KEVNo
Affected1 vendor(s)
PublishedDec 5, 2022

Related CVEs (NVD-CWE-Other)

CVE-2007-2494
10.0
CVE-2004-0345
10.0
CVE-2004-1208
10.0
CVE-2007-1569
10.0
CVE-2006-7132
10.0
CVE-2004-0286
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2022-41777 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.
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