# CVE-2026-69376: Microsoft Standard XPS out-of-bounds read

Source: https://junglewise.ai/threats/cve-2026-69376-microsoft-standard-xps-out-of-bounds-read  
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-2026-69376 · Severity: medium · CVSS 5.5 · Published 2026-09-08

Microsoft Standard XPS is a document format handler built into Windows. This vulnerability allows an authorized user to read memory outside intended boundaries, potentially exposing sensitive data from the system. An attacker with local access could exploit this to disclose information that would normally be protected.

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

## Quick answers

**Is CVE-2026-69376 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-69376 being exploited in the wild.

**How severe is CVE-2026-69376?** Medium severity, with a CVSS score of 5.5, published 8 September 2026.

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

**Is there a fix for CVE-2026-69376?** 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-2026-69376 attacked?** It is attacked with local access.

**Am I affected by CVE-2026-69376?** 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

An out-of-bounds read vulnerability exists in Microsoft Standard XPS document parsing. The vulnerability requires an authorized attacker with local access to trigger the flaw, typically through opening a specially crafted XPS file. The out-of-bounds read can expose memory contents that may contain sensitive information. Attack vector is local and requires user or system interaction to process a malicious document. No network-based exploitation is possible.

## Affected products

- Microsoft Standard XPS

## Timeline

- 2026-09-08: disclosed

## References

- [https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69376](https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69376)

## 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-2026-69367-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)
- [Microsoft Standard XPS heap buffer overflow](https://junglewise.ai/threats/cve-2026-69313-microsoft-standard-xps-heap-buffer-overflow)