# CVE-2026-69269: Microsoft Standard XPS integer underflow privilege escalation

Source: https://junglewise.ai/threats/cve-2026-69269-microsoft-standard-xps-integer-underflow-privilege-escalation  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-09-08. Updated: 2026-09-26  
License: CC BY 4.0 with a link back

CVE-2026-69269 · Severity: high · CVSS 7.8 · Published 2026-09-08

Microsoft Standard XPS is a document format handler used to process and display XPS (XML Paper Specification) files. An integer underflow vulnerability in this component allows an authorized local user to elevate their privileges on the system. This could enable unauthorized administrative access or system compromise.

Technologies: [Microsoft Standard XPS](https://junglewise.ai/threats/technologies/standard-xps). Vendors: [Microsoft](https://junglewise.ai/threats/vendors/microsoft).

## Quick answers

**Is CVE-2026-69269 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-69269 being exploited in the wild.

**How severe is CVE-2026-69269?** High severity, with a CVSS score of 7.8, published 8 September 2026.

**Which products and versions are affected?** Microsoft Standard XPS.

**Is there a fix for CVE-2026-69269?** 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-2026-69269 attacked?** It is attacked with local access.

**Am I affected by CVE-2026-69269?** Check whether you run Microsoft Standard XPS. 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

This vulnerability is an integer underflow (wrap or wraparound) vulnerability in Microsoft Standard XPS. The flaw allows an authorized local attacker to trigger an integer underflow condition, which can lead to memory corruption or other undefined behavior. The attack requires prior authentication/authorization on the system and local access. Successful exploitation permits privilege escalation to a higher privilege level. Microsoft has released patches to address this issue.

## Affected products

- Microsoft Standard XPS

## Timeline

- 2026-09-08: disclosed

## References

- [https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69269](https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69269)

## Related threats

- [Microsoft Standard XPS integer underflow](https://junglewise.ai/threats/cve-2026-69824-microsoft-standard-xps-integer-underflow)
- [Microsoft Standard XPS out-of-bounds read](https://junglewise.ai/threats/cve-2026-69376-microsoft-standard-xps-out-of-bounds-read)
- [Microsoft Standard XPS out-of-bounds read](https://junglewise.ai/threats/cve-2026-69367-microsoft-standard-xps-out-of-bounds-read)
- [Microsoft Standard XPS out-of-bounds read](https://junglewise.ai/threats/cve-2026-69345-microsoft-standard-xps-out-of-bounds-read)
- [Microsoft Standard XPS heap buffer overflow](https://junglewise.ai/threats/cve-2026-69336-microsoft-standard-xps-heap-buffer-overflow)