CVE-2025-8582

MEDIUMNVD 4.34.3—Trending — 4 sources updated this week

4.3

Insufficient validation of untrusted input in Core in Google Chrome prior to 139.0.7258.66 allowed a remote attacker to spoof the contents of the Omnibox (URL bar) via a crafted HTML page. (Chromium security severity: Low)

CVSS v3: 4.3
EG Score: 4.3(medium)
EPSS: 22.6%
KEV: Not listed

Published

August 7, 2025

Last Modified

November 13, 2025

References (2)

chrome-cve-admin@googlehttps://chromereleases.googleblog.com/2025/08/stable-channel-update-for-desktop.html
chrome-cve-admin@googlehttps://issues.chromium.org/issues/40089450

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

All Vendor Advisories

(1)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Microsoft MSRCCVE-2025-85822025-08-07
Chromium: CVE-2025-8582 Insufficient validation of untrusted input in DOM

Data Freshness Timeline

(refreshed 12× in last 7d / 12× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:13 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-30 00:46 UTCEG score recompute
2026-05-30 00:46 UTCVendor advisory
2026-05-30 00:46 UTCGHSA enrichment
2026-05-29 13:44 UTCepss_batch
2026-05-29 13:44 UTCepss_batch

Frequently asked(5)

What is CVE-2025-8582?

CVE-2025-8582 is a medium vulnerability published on August 7, 2025. Insufficient validation of untrusted input in Core in Google Chrome prior to 139.0.7258.66 allowed a remote attacker to spoof the contents of the Omnibox (URL bar) via a crafted HTML page. (Chromium security severity: Low)

When was CVE-2025-8582 disclosed?

CVE-2025-8582 was first published in the National Vulnerability Database on August 7, 2025, with the most recent update on November 13, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-8582 actively exploited?

CVE-2025-8582 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 22.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2025-8582?

CVE-2025-8582 has a CVSS v3 base score of 4.3 (NVD).

How do I remediate CVE-2025-8582?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-8582, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2025-8582

Published

Last Modified

References (2)

Weakness Classification(2)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2025-8582?

Same vendor

Same CWE

CVE-2025-8582

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(2)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2025-8582?

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References (2)

Frequently asked(5)

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