[NEW] [high] Microsoft Edge: Multiple vulnerabilities
An attacker can exploit multiple vulnerabilities in Microsoft Edge to gain elevated privileges, execute arbitrary code, bypass security measures, conduct spoofing and cross-site scripting attacks, disclose sensitive information, or trigger a denial-of-service condition.
CSIRTS triage
- What
- An attacker can exploit multiple vulnerabilities in Microsoft Edge to gain elevated privileges, execute arbitrary code, bypass security measures, conduct spoofing and cross-site scripting attacks, disclose sensitive information, or trigger a denial-of-service condition.
- Who is affected
- Users of Microsoft Edge across various deployments.
- Urgency
- Remediation is high urgency due to the wide range of potential impacts.
- Action
- Update Microsoft Edge to the latest version.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2200
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-454880.25% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 16% of all scored CVEs.
- Low exploitation riskCVE-2026-454890.47% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 38% of all scored CVEs.
- Low exploitation riskCVE-2026-559450.14% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 4% of all scored CVEs.
- Low exploitation riskCVE-2026-566450.56% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 42% of all scored CVEs.
- Low exploitation riskCVE-2026-566460.65% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 47% of all scored CVEs.
- Low exploitation riskCVE-2026-579740.56% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 42% of all scored CVEs.
- Low exploitation riskCVE-2026-579750.43% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 35% of all scored CVEs.
- Low exploitation riskCVE-2026-579770.40% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 32% of all scored CVEs.
- Low exploitation riskCVE-2026-579810.56% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 42% of all scored CVEs.
- Low exploitation riskCVE-2026-579830.46% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 37% of all scored CVEs.
Referenced CVEs
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
- unknownMultiple vulnerabilities in Microsoft Edge (July 7, 2026)cert-fr-avis
- mediumCVE-2026-58597: Insufficient ui warning of dangerous operations in Microsoft Edge (Chromium-based) allows an u…nvd
- mediumCVE-2026-58524: Improper neutralization of input during web page generation ('cross-site scripting') in Micros…nvd
- mediumCVE-2026-58522: Relative path traversal in Microsoft Edge for Android allows an unauthorized attacker to discl…nvd
- mediumCVE-2026-58300: Absolute path traversal in Microsoft Edge for Android allows an unauthorized attacker to discl…nvd
- highCVE-2026-58299: Time-of-check time-of-use (toctou) race condition in Microsoft Edge for Android allows an unau…nvd
- highCVE-2026-58298: Improper neutralization of input during web page generation ('cross-site scripting') in Micros…nvd
- highCVE-2026-58297: Exposure of private personal information to an unauthorized actor in Microsoft Edge for Androi…nvd
- highCVE-2026-58296: Exposure of private personal information to an unauthorized actor in Microsoft Edge for Androi…nvd
- highCVE-2026-58295: Access of resource using incompatible type ('type confusion') in Microsoft Edge (Chromium-base…nvd
- highCVE-2026-58294: Use after free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute c…nvd
- highCVE-2026-58293: External control of file name or path in Microsoft Edge (Chromium-based) allows an unauthorize…nvd
Recent advisories for Microsoft Edge
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- unknownMicrosoft Edge security advisory (AV26-682)cccs · 2026-07-10
- unknownVulnerability in Microsoft Edge (July 09, 2026)cert-fr-avis · 2026-07-09
- highCVE-2026-58525: Improper access control in Microsoft Edge (Chromium-based) allows an unauthorized attacker to …nvd · 2026-07-08
- unknownMultiple vulnerabilities in Microsoft Edge (July 7, 2026)cert-fr-avis · 2026-07-07
- unknownMicrosoft Edge security advisory (AV26-659)cccs · 2026-07-06
- unknownMicrosoft Edge Multiple Vulnerabilitieshkcert · 2026-07-06
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