CVE-2025-53858
ChatLuck contains a cross-site scripting vulnerability in Chat Rooms. If exploited, an arbitrary...
ChatLuck contains a cross-site scripting vulnerability in Chat Rooms. If exploited, an arbitrary script may be executed on the web browser of the user who is accessing the product.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Active
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
ChatLuck contains a cross-site scripting vulnerability in Chat Rooms. If exploited, an arbitrary script may be executed on the web browser of the user who is accessing the product.
- Record
CVE-2025-53858- CVSS 4.0
- 4.8 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N - CVSS 3.0
- 5.4 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2025-34741
ChatLuck contains a cross-site scripting vulnerability in Chat Rooms. If exploited, an arbitrary script may be executed on the web browser of the user who is accessing the product.
- Record
EUVD-2025-34741- CVSS 4.0
- 4.8 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-58f5-cq94-jm2j
ChatLuck contains a cross-site scripting vulnerability in Chat Rooms. If exploited, an arbitrary...
ChatLuck contains a cross-site scripting vulnerability in Chat Rooms. If exploited, an arbitrary script may be executed on the web browser of the user who is accessing the product.
- Record
GHSA-58f5-cq94-jm2j- CVSS 4.0
- 4.8 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.0
- 5.4 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
ChatLuck contains a cross-site scripting vulnerability in Chat Rooms. If exploited, an arbitrary script may be executed on the web browser of the user who is accessing the product.
- Record
CVE-2025-53858- CVSS 4.0
- 4.8 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.0
- 5.4 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-53858 is a medium vulnerability (CVSS 4.8) in Neojapan Inc. Chatluck, published October 16, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.25%, the 16th percentile. No source names a fixed version.
References
chatluck.com/support/package/mainte/pchatluck-%e8%a3%bd%e5%93%81%e3%81%ab%e3%81%8a%e3%81%91%e3%82%8b%e3%80%81%e8%a4%87%e6%95%b0%e3%81%ae%e3%82%bb%e3%82%ad%e3%83%a5%e3%83%aa%e3%83%86%e3%82%a3%e4%b8%8a%e3%81%ae%e5%95%8f%e9%a1%8c%e3%81%ab
jvn.jp/en/jp/JVN13030751
nvd.nist.gov/vuln/detail/CVE-2025-53858
github.com/advisories/GHSA-58f5-cq94-jm2j