CVE-2026-45460General(microsoft / 365_apps)

LOWCVSS 4.7 · MEDIUM

Signal is active with 2 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Buffer over-read in Microsoft Office allows an unauthorized attacker to disclose information locally.

0.5/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-126

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Are you affected?

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

  • 365_apps
  • 365_copilot
  • microsoft_365
  • office_2019

Threat summary

  • 2 mentions across 1 observed day

What's happening

  • General: 2 classified signals
  • 2 total mentions across 1 day

Affected systems

Vendors
Products
365_apps365_copilotmicrosoft_365office_2019office_2021office_2024

1 version affected across 6 products

Deep dive

Activity timeline2 mentions / 1d
01122Mentions · 2026-06-09: 206-09
Signal classification1 categories
General
2100.0%
Referenced assets1 URL
Full discourse2 posts
  • Fluddsec\0@FluddSec
    General

    Ayyy my CVE is up! CVE-2026-45460

    Post summary

    A minimal tweet announcing CVE‑2026‑45460 without any additional context or technical details.

    00010150
    625 followersView on X
  • WindowsForum@windowsforum
    General

    🪟 Office LTSC for Mac 2021/2024 patches “later” again? Cool. So the vulnerability gets days of runway while admins play detective. This matters because “not available” still means “exploitable.” #Windows #Microsoft #OfficeSecurity #CVE https://windowsforum.com/threads/cve-2026-45460-mac-office-security-updates-delayed-what-admins-must-do-now.424276/?utm_source=x&utm_medium=social&utm_campaign=news_node84 #SecurityAdvisory https://t.co/XxiteBUFrr

    Post summary

    The post highlights a delayed patch for CVE‑2026‑45460 in Office LTSC on Mac, noting that unpatched systems remain vulnerable, but offers no technical, exploit, or fix details.

    0000034
    1.2K followersView on X
CPE platform detail12 entries

12 of 12 entries

PartVendorProductVersionTarget SWTarget HW
Appmicrosoft365_apps--x64
Appmicrosoft365_apps--x86
Appmicrosoft365_copilot-android-
Appmicrosoftmicrosoft_365-macos-
Appmicrosoftoffice_2019--x64
Appmicrosoftoffice_2019--x86
Appmicrosoftoffice_2021--x64
Appmicrosoftoffice_2021--x86
Appmicrosoftoffice_2021-macos-
Appmicrosoftoffice_2024--x64
Appmicrosoftoffice_2024--x86
Appmicrosoftoffice_2024-macos-

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