Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information over a network.
CVE-2026-69739
This high-severity CVE scores 7.5 under NVD CVSS v3. EPSS exploit probability: 0.9%, top 41% of all CVEs by exploit prediction. GitHub Security Advisory enrichment pending alignment with NVD CVSS.
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 7.5
- EG Score
- 7.5(medium)
- EG Risk
- 34(Track)EG Risk 34/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity75% × 45%Exploitation1% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 1%
- EPSS %ILE
- 59%
- KEV
- Not listed
Published
September 8, 2026
Last Modified
September 24, 2026
Advisory Details (1)
Auto-updated Sep 8, 2026Security Update Guide - Microsoft Security Response Center
Security Update Guide - Microsoft Security Response Center. Patch available via Microsoft Security Update
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69739Vendor Advisories for CVE-2026-69739(2)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 50× in last 7d / 126× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 126 total refreshes for this CVE.
- 2026-09-25 11:05 UTCGHSA enrichment
- 2026-09-24 22:31 UTCVendor advisory
- 2026-09-24 22:31 UTCGHSA enrichment
- 2026-09-24 20:43 UTCVendor advisory
- 2026-09-24 20:43 UTCGHSA enrichment
- 2026-09-24 17:28 UTCEG score recompute
- 2026-09-24 17:28 UTCVendor advisory
- 2026-09-24 17:28 UTCGHSA enrichment
- 2026-09-24 10:57 UTCVendor advisory
- 2026-09-24 10:57 UTCGHSA enrichment
- 2026-09-23 22:44 UTCVendor advisory
- 2026-09-23 22:44 UTCGHSA enrichment
- 2026-09-23 18:56 UTCEG score recompute
- 2026-09-23 18:56 UTCVendor advisory
- 2026-09-23 18:56 UTCGHSA enrichment
- 2026-09-23 17:54 UTCEPSS rescore
- 2026-09-23 17:41 UTCVendor advisory
- 2026-09-23 17:41 UTCGHSA enrichment
- 2026-09-23 05:28 UTCVendor advisory
- 2026-09-23 05:28 UTCGHSA enrichment
- 2026-09-22 17:16 UTCEG score recompute
- 2026-09-22 17:16 UTCVendor advisory
- 2026-09-22 17:16 UTCGHSA enrichment
- 2026-09-22 05:01 UTCEG score recompute
- 2026-09-22 05:01 UTCVendor advisory
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- 2026-09-22 05:01 UTCGHSA enrichment
- 2026-09-21 21:09 UTCEPSS rescore
- 2026-09-21 16:48 UTCVendor advisory
- 2026-09-21 16:48 UTCGHSA enrichment
- 2026-09-21 09:51 UTCVendor advisory
- 2026-09-21 09:51 UTCGHSA enrichment
- 2026-09-20 21:39 UTCEG score recompute
- 2026-09-20 21:39 UTCVendor advisory
- 2026-09-20 21:39 UTCGHSA enrichment
- 2026-09-20 20:16 UTCEPSS rescore
- 2026-09-20 09:26 UTCVendor advisory
- 2026-09-20 09:26 UTCGHSA enrichment
- 2026-09-19 21:13 UTCEG score recompute
- 2026-09-19 21:13 UTCVendor advisory
- 2026-09-19 21:13 UTCGHSA enrichment
- 2026-09-19 09:00 UTCVendor advisory
- 2026-09-19 09:00 UTCGHSA enrichment
- 2026-09-18 20:47 UTCEG score recompute
- 2026-09-18 20:47 UTCVendor advisory
- 2026-09-18 20:47 UTCGHSA enrichment
- 2026-09-18 19:28 UTCEPSS rescore
- 2026-09-18 14:15 UTCVendor advisory
- 2026-09-18 14:15 UTCGHSA enrichment
- 2026-09-18 13:51 UTCVendor advisory
- 2026-09-18 13:51 UTCGHSA enrichment
- 2026-09-18 11:22 UTCVendor advisory
- 2026-09-18 11:22 UTCGHSA enrichment
- 2026-09-17 23:10 UTCVendor advisory
- 2026-09-17 23:10 UTCGHSA enrichment
- 2026-09-17 20:30 UTCVendor advisory
- 2026-09-17 20:30 UTCGHSA enrichment
- 2026-09-17 19:57 UTCEG score recompute
- 2026-09-17 19:57 UTCVendor advisory
- 2026-09-17 19:57 UTCGHSA enrichment
- 2026-09-17 10:27 UTCVendor advisory
- 2026-09-17 10:27 UTCGHSA enrichment
- 2026-09-16 22:14 UTCEG score recompute
- 2026-09-16 22:14 UTCVendor advisory
- 2026-09-16 22:14 UTCGHSA enrichment
- 2026-09-16 14:08 UTCEPSS rescore
- 2026-09-16 11:26 UTCEG score recompute
- 2026-09-16 11:26 UTCVendor advisory
- 2026-09-16 11:26 UTCGHSA enrichment
- 2026-09-16 05:15 UTCEPSS rescore
- 2026-09-15 23:09 UTCVendor advisory
- 2026-09-15 23:08 UTCGHSA enrichment
- 2026-09-15 18:03 UTCVendor advisory
- 2026-09-15 18:03 UTCGHSA enrichment
- 2026-09-15 11:30 UTCEG score recompute
- 2026-09-15 11:30 UTCVendor advisory
- 2026-09-15 11:30 UTCGHSA enrichment
- 2026-09-14 23:17 UTCVendor advisory
- 2026-09-14 23:17 UTCGHSA enrichment
- 2026-09-14 17:52 UTCVendor advisory
- 2026-09-14 17:52 UTCGHSA enrichment
- 2026-09-14 12:07 UTCVendor advisory
- 2026-09-14 12:07 UTCGHSA enrichment
- 2026-09-13 23:54 UTCEG score recompute
- 2026-09-13 23:54 UTCVendor advisory
- 2026-09-13 23:54 UTCGHSA enrichment
- 2026-09-13 11:42 UTCVendor advisory
- 2026-09-13 11:42 UTCGHSA enrichment
- 2026-09-12 23:29 UTCEG score recompute
- 2026-09-12 23:29 UTCVendor advisory
- 2026-09-12 23:29 UTCGHSA enrichment
- 2026-09-12 11:16 UTCVendor advisory
- 2026-09-12 11:16 UTCGHSA enrichment
- 2026-09-11 23:03 UTCVendor advisory
- 2026-09-11 23:03 UTCGHSA enrichment
- 2026-09-11 19:45 UTCVendor advisory
- 2026-09-11 19:45 UTCGHSA enrichment
- 2026-09-11 17:06 UTCEG score recompute
- 2026-09-11 17:06 UTCVendor advisory
- 2026-09-11 17:06 UTCGHSA enrichment
- 2026-09-11 14:53 UTCEPSS rescore
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Frequently asked(5)
What is CVE-2026-69739?
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What is the CVSS score of CVE-2026-69739?
How do I remediate CVE-2026-69739?
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2026-69739
Is Your Infrastructure Affected by CVE-2026-69739?
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