CVE-2026-68809: Powerpoint Information Disclosure Vulnerability
Incomplete cleanup in Microsoft Office PowerPoint allows an unauthorized attacker to disclose information locally.
CSIRTS triage
- What
- Incomplete cleanup in Microsoft Office PowerPoint leaks sensitive information to an unauthorized local attacker.
- Who is affected
- PowerPoint users on systems where an unauthorized attacker has local file access.
- Urgency
- Medium severity (CVSS 5.5) with no active exploitation; apply patches in regular maintenance windows.
- Action
- Apply the latest Office security patch addressing CVE-2026-68809.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-68809
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-688090.28% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 20% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-68809 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
- high[NEW] [high] Microsoft Office Products: Multiple Vulnerabilitiescert-bund
- unknownMultiple vulnerabilities in Microsoft Office (August 12, 2026)cert-fr-avis
- unknownNCSC-2026-0286 [1.00] [M/H] Vulnerabilities patched in Microsoft Officencsc-nl
- mediumCVE-2026-68809: Incomplete cleanup in Microsoft Office PowerPoint allows an unauthorized attacker to disclose …nvd
Recent advisories for Powerpoint Information Disclosure
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- mediumCVE-2026-70325: Powerpoint Information Disclosure Vulnerabilitymsrc · 2026-08-11
- mediumCVE-2026-70320: Powerpoint Information Disclosure Vulnerabilitymsrc · 2026-08-11
- mediumCVE-2026-70312: Powerpoint Information Disclosure Vulnerabilitymsrc · 2026-08-11
- mediumCVE-2026-70322: Powerpoint Information Disclosure Vulnerabilitymsrc · 2026-08-11
- mediumCVE-2026-70316: Powerpoint Information Disclosure Vulnerabilitymsrc · 2026-08-11
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