🛡️ CVE-2026-58296 — edge-chromium

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. A user must be tricked into taking some action. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity low, availability none.

CVSS metrics in full

The score comes from this vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N

• Attack vector: Network — reachable from anywhere that can route to the service.
• Attack complexity: Low — the attack works reliably, with no preparation.
• Privileges required: None — an unauthenticated stranger can try it.
• User interaction: Required — someone has to click, open or visit something.
• Scope: Unchanged — the damage stays inside the vulnerable component.
• Confidentiality impact: High — total loss, or loss the attacker controls.
• Integrity impact: Low — limited, and the attacker does not choose what is affected.
• Availability impact: None.

Weakness class

CVE-2026-58296 is classified as CWE-359: Exposure of Private Personal Information to an Unauthorized Actor. The product does not properly prevent a person's private, personal information from being accessed by actors who either (1) are not explicitly authorized to access the information or (2) do not have the implicit consent of the person about whom the…

Affected software

CVE-2026-58296 is recorded against 1 package.

• edge-chromium (fixed in 150.0.4078.48)

Timeline and source

Published on 3 July 2026 and last revised on 7 July 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

msrc.microsoft.com

Other advisories for this package

edge-chromium has other advisories on record. If you are patching this one, these are worth checking on the same host:

• CVE-2026-65804 (6.1 Medium, published 4 Aug 2026)
• CVE-2026-66316 (5.4 Medium, published 4 Aug 2026)
• CVE-2026-66326 (6.5 Medium, published 4 Aug 2026)
• CVE-2026-65802 (7.4 High, published 4 Aug 2026)
• CVE-2026-66315 (7.5 High, published 4 Aug 2026)
• CVE-2026-66325 (6.1 Medium, published 4 Aug 2026)
• CVE-2026-66314 (6.5 Medium, published 4 Aug 2026)
• CVE-2026-66322 (7.1 High, published 4 Aug 2026)

Same weakness in other software

These advisories are the same class of weakness (CWE-359: Exposure of Private Personal Information to an Unauthorized Actor) in other software:

• CVE-2026-48048 (8.0 High, published 10 Aug 2026)
• CVE-2026-24078 (6.5 Medium, published 4 Aug 2026)
• CVE-2026-56171 (7.1 High, published 17 Jul 2026)
• CVE-2026-50657 (4.7 Medium, published 14 Jul 2026)
• CVE-2026-62328 (7.5 High, published 13 Jul 2026)
• CVE-2025-49134 (2.0 Low, published 7 Jul 2026)
• CVE-2024-29888 (4.2 Medium, published 7 Jul 2026)
• CVE-2026-58297 (7.1 High, published 3 Jul 2026)

Details

Affected Packages

References