Security readout for executives and security teams
This vulnerability lets an attacker run code on older Windows systems when a user visits a crafted website that triggers unsafe font handling. Because CISA lists it as known exploited, remaining unpatched legacy Windows assets should be treated as urgent exposure, especially endpoints or servers that browse or render untrusted content. Exposure is most likely on unpatched Windows Vista SP2, Server 2008 SP2/R2 SP1, Windows 7 SP1, Windows 8.1, Server 2012/R2, Windows RT 8.1, Windows 10 1507/1511/1607, and Server 2016 systems that can process untrusted web or font content. Treat this as a near-term remediation item for any remaining legacy Windows estate. Known exploitation and full system impact justify prioritizing patch verification, asset discovery, and isolation of systems that cannot receive Microsoft updates. Mitigation focus: Apply Microsoft MS16-132 security updates where applicable.; Prioritize remediation for internet-browsing endpoints and legacy Windows servers.; Retire or isolate unsupported Windows versions that cannot be patched..
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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Execution behavior lookup
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Open ATT&CK lookupCVE-2016-7256 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://twitter.com/da5ch0/status/820161895269277696CVE reference · x_refsource_MISC
- MS16-132CVE reference · vendor-advisory, x_refsource_MS
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-7256CVE 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.