CVE-2023-27566
Cubism Core in Live2D Cubism Editor 4.2.03 allows out-of-bounds write via a crafted Section...
Cubism Core in Live2D Cubism Editor 4.2.03 allows out-of-bounds write via a crafted Section Offset Table or Count Info Table in an MOC3 file.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Cubism Core in Live2D Cubism Editor 4.2.03 allows out-of-bounds write via a crafted Section Offset Table or Count Info Table in an MOC3 file.
- Record
CVE-2023-27566- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
CVE List No score
Cubism Core in Live2D Cubism Editor 4.2.03 allows out-of-bounds write via a crafted Section Offset Table or Count Info Table in an MOC3 file.
- Record
CVE-2023-27566- Updated
- 2026-11-02
EUVDEUVD-2023-31315
Cubism Core in Live2D Cubism Editor 4.2.03 allows out-of-bounds write via a crafted Section Offset Table or Count Info Table in an MOC3 file.
- Record
EUVD-2023-31315- CVSS
- 0.0 None
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-pgj6-9qgv-5mfq
Cubism Core in Live2D Cubism Editor 4.2.03 allows out-of-bounds write via a crafted Section...
Cubism Core in Live2D Cubism Editor 4.2.03 allows out-of-bounds write via a crafted Section Offset Table or Count Info Table in an MOC3 file.
- Record
GHSA-pgj6-9qgv-5mfq- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | OpenL2D/moc3ingbird | 2023-03-03 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-27566 is a high vulnerability (CVSS 7.8) in Live2d Cubism Editor, published March 3, 2023. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.58%, the 48th percentile. No source names a fixed version.