Security readout for executives and security teams
This is an old client-side code execution issue in ActiveScriptRuby. If a workstation has a vulnerable GRScript18.dll/ActiveScriptRuby installed and Internet Explorer processes a crafted HTML document, an attacker could run arbitrary Ruby code. The provided sources do not show active exploitation. Exposure is most likely on legacy Windows endpoints with ActiveScriptRuby installed and Internet Explorer ActiveX execution paths still usable. Modern environments without ASR, GRScript18.dll, or IE ActiveX dependency are unlikely to be affected. Treat this as a targeted legacy-risk cleanup item. It is serious where vulnerable ASR and IE ActiveX remain, but broad urgency depends on whether those legacy components exist in the environment. Mitigation focus: Inventory systems for ActiveScriptRuby and GRScript18.dll.; Upgrade ActiveScriptRuby to 1.8.7 or later where applicable.; Confirm GRScript18.dll is version 1.2.2.0 or newer..
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
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2012-1241 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
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- activescriptruby-grscript18-code-exec(74866)CVE reference · vdb-entry, x_refsource_XF
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.