VulnSocial

CVE-2026-70105Disclosure(microsoft / microsoft_365)

LOWCVSS 7.5 · HIGH

Signal is active with 2 mentions in latest observed window

Immediate actions

  • Patch microsoft microsoft_365 systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

Improper input validation in Microsoft Office Word allows an unauthorized attacker to disclose information over a network.

microsoft CVEsBack to dashboard
1.0/ 10 priority

Sources & remediation

Vendor / third-party advisories
Weakness type (CWE)
CWE-20

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • microsoft_365
  • office
  • office_2021
  • office_2024

Threat summary

  • Patch or workaround signal is available
  • 2 mentions across 1 observed day

What's happening

  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 2 signals
  • Disclosure: 2 classified signals
  • 2 total mentions across 1 day

Affected systems

Vendors
microsoft
Products
microsoft_365officeoffice_2021office_2024word

3 versions affected across 5 products

Deep dive

Activity timeline2 mentions / 1d
01122Mentions · 2026-08-21: 2Patch / Workaround · 2026-08-21: 1Technical Details · 2026-08-21: 208-21
Signal classification1 categories
Disclosure
2100.0%
Referenced assets2 URLs
Full discourse2 posts
  • Vulmon Vulnerability Feed@VulmonFeeds
    Disclosure

    CVE-2026-70105 Information Disclosure in Microsoft Office Word Due to Improper Input Validation https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-70105

    Post summary

    This brief notice announces the CVE-2026-70105 vulnerability in Microsoft Office Word, describing an information disclosure issue caused by improper input validation, with no indication of PoC, exploit, active usage, patch, or denial-of-scope claims.

    00000103
    4.1K followersView on X
  • Windows Forum@windowsforum
    Disclosure

    📝 Word’s latest “feature” is leaking information through malicious content. CVE-2026-70105 is only Important, but it spans Microsoft 365, Office, Mac and Word 2016—patching beats regret. https://windowsforum.com/security-alerts.84/cve-2026-70105-microsoft-word-information-disclosure-vulnerability.443257/?utm_source=x&utm_medium=social&utm_campaign=news_node84 #MicrosoftSecurity #Msrc #Cve202670105 https://t.co/EJJ04xrRCy

    Post summary

    The tweet highlights an information disclosure vulnerability (CVE-2026-70105) in Microsoft Word across multiple platforms and recommends applying patches.

    0000087
    1.3K followersView on X
CPE platform detail11 entries

11 of 11 entries

PartVendorProductVersionTarget SWTarget HW
Appmicrosoftmicrosoft_365-macos-
Appmicrosoftoffice2019-x64
Appmicrosoftoffice2019-x86
Appmicrosoftoffice_2021--x64
Appmicrosoftoffice_2021--x86
Appmicrosoftoffice_2021-macos-
Appmicrosoftoffice_2024--x64
Appmicrosoftoffice_2024--x86
Appmicrosoftoffice_2024-macos-
Appmicrosoftword2016-x64
Appmicrosoftword2016-x86

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