CVE-2026-58288Disclosure(microsoft / edge_chromium)

LOWCVSS 8.3 · HIGH

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

Use after free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.

0.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-416

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

STABLE

Are you affected?

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

  • edge_chromium

Threat summary

  • 3 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Technical details provided in 3 signals
  • Disclosure: 2 classified signals
  • General: 1 classified signal
  • Peaked 1d ago at 2 mentions (2026-07-04); latest day: 1
  • 3 total mentions across 2 days

Affected systems

Vendors
Products
edge_chromium

Deep dive

Activity timeline3 mentions / 2d
01122Mentions · 2026-07-04: 2Mentions · 2026-07-28: 1Technical Details · 2026-07-04: 2Technical Details · 2026-07-28: 107-0407-28
Signal classification2 categories
Disclosure
266.7%
General
133.3%
Referenced assets3 URLs
Classification over time
DateTotalLabels
2026-07-042
Disclosure2
2026-07-281
General1
Full discourse3 posts
  • IntegSec@integ_sec
    General

    CVE-2026-58288: Microsoft Edge Use-After-Free Remote Code Execution - What It Means for Your Business and How to Respond https://hubs.li/Q04r4zrq0

    Post summary

    The headline references a use‑after‑free RCE vulnerability in Microsoft Edge (CVE‑2026‑58288) but offers no PoC, exploit code, active attack reports, or patch details—just a general advisory about business implications.

    0000031
    32 followersView on X
  • Infoflowcloud@infoflowcloud
    Disclosure

    🚨*CVE* CVE-2026-58288 Use after free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network. https://www.cve.org/CVERecord?id=CVE-2026-58288 ----- Traducción: CVE-2026-58288 Uso después de liberar memoria en Microsoft Edge (basado e… http://infoflow.cloud`

    Post summary

    The post announces CVE-2026-58288, describing it as a use‑after‑free in Microsoft Edge that could enable remote code execution, but it provides no proof of concept, exploit code, or mitigation information.

    0000037
    91 followersView on X
  • CVE@CVEnew
    Disclosure

    CVE-2026-58288 Use after free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network. https://www.cve.org/CVERecord?id=CVE-2026-58288

    Post summary

    A use-after-free flaw (CVE-2026-58288) in Microsoft Edge can enable remote code execution, but the post contains no PoC, exploit code, or patch information, nor evidence of active exploitation.

    00000693
    57.7K followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Appmicrosoftedge_chromium---

Explore more