CVE-2026-58296
CVE-2026-58296 is a high-severity vulnerability in Microsoft Edge Chromium with a CVSS 3.x base score of 7.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-359.
Key facts
- Severity: High (CVSS 3.x base score 7.1)
- EPSS exploit prediction: 0% (22nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-359
- Affected product: Microsoft Edge Chromium
- Published:
- Last modified:
Description
Exposure of private personal information to an unauthorized actor in Microsoft Edge for Android allows an unauthorized attacker to disclose information over a network.
Frequently asked questions
- What is CVE-2026-58296?
- Exposure of private personal information to an unauthorized actor in Microsoft Edge for Android allows an unauthorized attacker to disclose information over a network.
- How severe is CVE-2026-58296?
- CVE-2026-58296 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity low, and availability none.
- Is CVE-2026-58296 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-58296?
- CVE-2026-58296 affects Microsoft Edge Chromium. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2026-58296?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2026-58296 published?
- CVE-2026-58296 was published on 2026-07-03 and last updated on 2026-07-07.
References
Affected products (1)
- cpe:2.3:a:microsoft:edge_chromium:*:*:*:*:*:*:*:*
More vulnerabilities in Microsoft Edge Chromium
- CVE-2024-21326 — Critical (CVSS 9.6): Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability
- CVE-2023-35618 — Critical (CVSS 9.6): Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability
- CVE-2023-6345 — Critical (CVSS 9.6): Integer overflow in Skia in Google Chrome prior to 119.0.6045.199 allowed a remote attacker who had compromised the…
- CVE-2023-36735 — Critical (CVSS 9.6): Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability
- CVE-2022-4135 — Critical (CVSS 9.6): Heap buffer overflow in GPU in Google Chrome prior to 107.0.5304.121 allowed a remote attacker who had compromised the…
- CVE-2022-33649 — Critical (CVSS 9.6): Microsoft Edge (Chromium-based) Security Feature Bypass Vulnerability
All CVEs affecting Microsoft Edge Chromium →
Other CWE-359 vulnerabilities
- CVE-2022-0482 — Critical (CVSS 9.1): Exposure of Private Personal Information to an Unauthorized Actor in GitHub repository alextselegidis/easyappointments…
- CVE-2022-2921 — High (CVSS 8.8): Exposure of Private Personal Information to an Unauthorized Actor in GitHub repository notrinos/notrinoserp prior to…
- CVE-2025-53625 — High (CVSS 8.7): The DynamicPageList3 extension is a reporting tool for MediaWiki, listing category members and intersections with…
- CVE-2025-13008 — High (CVSS 8.6): An information disclosure vulnerability in M-Files Server before versions 25.12.15491.7, 25.8 LTS SR3, 25.2 LTS SR3 and…
- CVE-2023-36052 — High (CVSS 8.6): Azure CLI REST Command Information Disclosure Vulnerability
- CVE-2024-26192 — High (CVSS 8.2): Microsoft Edge (Chromium-based) Information Disclosure Vulnerability