Security readout for executives and security teams
This is an old but serious Chrome/V8 memory-safety issue. A malicious webpage could trigger an out-of-bounds read through crafted JavaScript, causing a crash or possibly worse impact. CISA lists CVE-2016-1646 in KEV, so treat any remaining legacy Chrome, Chromium, or bundled V8 exposure as urgent technical debt. Likely exposure is limited to legacy Chrome/Chromium builds, vendor-packaged Chromium derivatives, or embedded applications carrying V8 code from before the fixed Chrome release. Modern managed browsers should already be patched, but unmanaged kiosks, old Linux images, and bundled runtimes deserve targeted inventory checks. Prioritize remediation where old browsers or embedded Chromium remain reachable by users. Because CISA KEV confirms known exploitation, this should be handled as a legacy exposure cleanup item with clear ownership and deadline. Mitigation focus: Upgrade Chrome or Chromium-derived packages to vendor-fixed versions or later.; Retire unsupported browsers and embedded V8 runtimes from production environments.; Apply relevant OS vendor advisories for Red Hat, Debian, Ubuntu, SUSE, or Gentoo systems..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CWE-125: Exact CWE lookup
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Open ATT&CK lookupCVE-2016-1646 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- High
- CVSS
- 8.8 (3.1)
- Known Exploited
- Yes
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CISA KEV status
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H2.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
8.8HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://codereview.chromium.org/1804963002/CVE reference · x_refsource_CONFIRM
- https://code.google.com/p/chromium/issues/detail?id=594574CVE reference · x_refsource_CONFIRM
- GLSA-201605-02CVE reference · vendor-advisory, x_refsource_GENTOO
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-1646CVE reference · government-resource
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Out-of-bounds Read
Out-of-bounds Read represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.