# CVE-2026-70092: Microsoft PostScript Printer Driver heap buffer overflow

Source: https://junglewise.ai/threats/cve-2026-70092-heap-based-buffer-overflow-in-microsoft-postscript-printer-driver  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-13. Updated: 2026-10-16  
License: CC BY 4.0 with a link back

CVE-2026-70092 · Severity: high · CVSS 7.8 · Published 2026-10-13

A flaw in Microsoft's PostScript Printer Driver contains a heap buffer overflow that allows a local attacker to escalate privileges on a Windows system. An attacker who exploits this vulnerability could gain elevated system access, compromising the entire computer and any data stored on it.

Technologies: [Microsoft PostScript Printer Driver](https://junglewise.ai/threats/technologies/postscript-printer-driver). Vendors: [Microsoft](https://junglewise.ai/threats/vendors/microsoft).

## Quick answers

**Is CVE-2026-70092 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-70092 being exploited in the wild.

**How severe is CVE-2026-70092?** High severity, with a CVSS score of 7.8, published 13 October 2026.

**Which products and versions are affected?** Microsoft PostScript Printer Driver.

**Is there a fix for CVE-2026-70092?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-70092 attacked?** It is attacked with local access, in an operating system.

**Am I affected by CVE-2026-70092?** Check whether you run Microsoft PostScript Printer Driver. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

A heap-based buffer overflow exists in the Microsoft PostScript Printer Driver that can be triggered locally to achieve privilege escalation. The vulnerability requires local access but no authentication. Successful exploitation grants the attacker elevated privileges on the affected system.

## Affected products

- Microsoft PostScript Printer Driver

## Timeline

- 2026-10-13: disclosed

## References

- [https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70092](https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70092)

## Related threats

- [Microsoft PostScript Printer Driver heap buffer overflow](https://junglewise.ai/threats/cve-2026-70153-heap-based-buffer-overflow-in-microsoft-postscript-printer-driver)
- [Microsoft PostScript Printer Driver heap overflow](https://junglewise.ai/threats/cve-2026-70147-heap-based-buffer-overflow-in-microsoft-postscript-printer-driver)
- [Microsoft PostScript Printer Driver stack-based buffer overflow](https://junglewise.ai/threats/cve-2026-70110-stack-based-buffer-overflow-in-microsoft-postscript-printer)
- [Microsoft PostScript Printer Driver heap buffer overflow](https://junglewise.ai/threats/cve-2026-70109-heap-based-buffer-overflow-in-microsoft-postscript-printer-driver)
- [Microsoft PostScript Printer Driver heap buffer overflow](https://junglewise.ai/threats/cve-2026-108467-heap-based-buffer-overflow-in-microsoft-postscript-printer)