Out-of-bounds write in Google Android
Priority LOW 35CWE-787Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.
Summary
In several functions of xmlregexp.c, there is a possible out of bounds write due to a heap buffer overflow. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00109 1st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Android | 13; 12L; 12; 11 | — | No fix listed | CNA |
- Android VendorGoogle Affected 13; 12L; 12; 11 Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:* | 11.0 | Vulnerable | |
| cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:* | 12.0 | Vulnerable | |
| cpe:2.3:o:google:android:12.1:*:*:*:*:*:*:* | 12.1 | Vulnerable | |
| cpe:2.3:o:google:android:13.0:*:*:*:*:*:*:* | 13.0 | Vulnerable |
- cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:* Versions 11.0 Vulnerable ·Google
- cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:* Versions 12.0 Vulnerable ·Google
- cpe:2.3:o:google:android:12.1:*:*:*:*:*:*:* Versions 12.1 Vulnerable ·Google
- cpe:2.3:o:google:android:13.0:*:*:*:*:*:*:* Versions 13.0 Vulnerable ·Google
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-40128
- 2026-10-03 Alias added: GHSA-pjgc-q78w-v6ph
References
More Google Android vulnerabilities
- TI-2026-42236 Improper authorization in Google Android KEVCVSS 3.1HIGH 8.8
- TI-2025-30821 Use after free in Google Android KEVCVSS 3.1HIGH 8.8
- TI-2023-17777 Improper privilege management in Google Android KEVCVSS 3.1HIGH 8.8
- TI-2025-30872 Integer overflow in Google Android KEVCVSS 3.1HIGH 8.4
- TI-2024-21766 there is a possible way to bypass due to a logic error in the code. KEVCVSS 3.1HIGH 8.1
- TI-2025-30849 Missing authentication in Google Android KEVCVSS 3.1HIGH 7.8
Sources
- CVE-2023-40128 · CVE Program
- CVE-2023-40128 · NVD
- FIRST EPSS
- GHSA-pjgc-q78w-v6ph · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences