Multiple integer overflows in the Hierarchical FlexGrid ActiveX control (mshflxgd.ocx) in Microsoft Visual Basic 6.0 and Visual FoxPro 8.0 SP1 and 9.0 SP1 and SP2 allow remote attackers to execute arbitrary code via crafted (1) Rows and (2) Cols properties to the (a) ExpandAll and (b) CollapseAll methods, related to access of incorrectly initialized objects and corruption of the "system state," aka "Hierarchical FlexGrid Control Memory Corruption Vulnerability."
CVE-2008-4254
NONECVSS 0.0Elevated
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 22%CVSS: —Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 97.4%
- KEV
- Not listed
Published
December 10, 2008
Last Modified
April 23, 2026
References (16)
- secure@microsofthttp://secunia.com/secunia_research/2007-72/
- secure@microsofthttp://support.avaya.com/elmodocs2/security/ASA-2008-473.htm
- secure@microsofthttp://www.securityfocus.com/archive/1/499059/100/0/threaded
- secure@microsofthttp://www.securitytracker.com/id?1021369
- secure@microsofthttp://www.us-cert.gov/cas/techalerts/TA08-344A.html
- secure@microsofthttp://www.vupen.com/english/advisories/2008/3382
- secure@microsofthttps://docs.microsoft.com/en-us/security-updates/securitybulletins/2008/ms08-070
- secure@microsofthttps://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5805
- af854a3a-2127-422b-91ae-364da2661108http://secunia.com/secunia_research/2007-72/
- af854a3a-2127-422b-91ae-364da2661108http://support.avaya.com/elmodocs2/security/ASA-2008-473.htm
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/archive/1/499059/100/0/threaded
- af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id?1021369
- af854a3a-2127-422b-91ae-364da2661108http://www.us-cert.gov/cas/techalerts/TA08-344A.html
- af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2008/3382
- af854a3a-2127-422b-91ae-364da2661108https://docs.microsoft.com/en-us/security-updates/securitybulletins/2008/ms08-070
Data Freshness Timeline
(refreshed 9× in last 7d / 37× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-06 16:23 UTCEPSS rescore
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- 2026-05-18 21:29 UTCEPSS rescore
Frequently asked(4)
What is CVE-2008-4254?
CVE-2008-4254 is a none vulnerability published on December 10, 2008. Multiple integer overflows in the Hierarchical FlexGrid ActiveX control (mshflxgd.ocx) in Microsoft Visual Basic 6.0 and Visual FoxPro 8.0 SP1 and 9.0 SP1 and SP2 allow remote attackers to execute arbitrary code via crafted (1) Rows and (2) Cols properties to the (a) ExpandAll and (b) CollapseAll…
When was CVE-2008-4254 disclosed?
CVE-2008-4254 was first published in the National Vulnerability Database on December 10, 2008, with the most recent update on April 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2008-4254 actively exploited?
CVE-2008-4254 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 97.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2008-4254?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2008-4254, 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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