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CVE-2026-70309Disclosure(microsoft / edge_chromium)

LOWCVSS 5.4 · MEDIUM

Signal is active with 1 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

Origin validation error in Microsoft Edge (Chromium-based) allows an unauthorized attacker to bypass a security feature over a network.

microsoft CVEsBack to dashboard
0.0/ 10 priority

Sources & remediation

Vendor / third-party advisories
Weakness type (CWE)
CWE-346

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.

  • edge_chromium

Threat summary

  • 1 mentions across 1 observed day

What's happening

  • Disclosure: 1 classified signal
  • 1 total mentions across 1 day

Affected systems

Vendors
microsoft
Products
edge_chromium

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-08-28: 108-28
Signal classification1 categories
Disclosure
1100.0%
Referenced assets1 URL
By indicator
Full discourse1 post
  • VulDB 🛡@vuldb
    Disclosure

    There is a new vulnerability with elevated criticality in Microsoft Edge (CVE-2026-70309) https://vuldb.com/vuln/396866

    Post summary

    A newly disclosed critical vulnerability (CVE-2026-70309) in Microsoft Edge has been identified, with elevated criticality, but no details on PoC, exploit, patch, or active exploitation are provided.

    00000157
    2.3K followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Appmicrosoftedge_chromium---

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