EUVD-2026-74341
GHSA-qxfj-rmvr-9c7m
Severity by source
AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Network-delivered via crafted HTML requiring user visit; sandbox-confined memory read yields only low confidentiality impact; no integrity or availability effect.
Primary rating from Vendor (Chrome).
CVSS VectorVendor: Chrome
Lifecycle Timeline
5DescriptionCVE.org
Uninitialized resource in Codecs in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to read memory inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)
AnalysisAI
Uninitialized memory in the Codecs component of Google Chrome before 153.0.8010.36 leaks sandbox-internal memory to a remote attacker via a crafted HTML page. The vulnerability stems from CWE-908 (use of uninitialized resource) where codec processing exposes arbitrary memory contents that happen to reside in uninitialized buffers - but exploitation is constrained entirely within the Chrome sandbox (S:U). …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires a victim to actively visit an attacker-controlled or compromised web page containing crafted media content (UI:R). … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | CVSS 4.3 (Medium) accurately reflects the limited real-world impact: user interaction is required (UI:R), scope is unchanged (S:U, sandbox-confined), and impact is confidentiality-only at low severity (C:L). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Upgrade Google Chrome to version 153.0.8010.36 or later; this is the vendor-released patch confirmed in the stable channel update (https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html). … Detailed patch versions, workarounds, and compensating controls in full report. |
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Same weakness CWE-908 – Use of Uninitialized Resource
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External POC / Exploit Code
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