CVE-2009-1532

HIGHNVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2022-05-02. NVD baseline CVSS 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
8.8EG
EchelonGraph verdictPlan mitigationSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 37%CVSS: 8.8Exploit: Elevated riskExposed services: Not assessed

A fix is referenced (a reference tagged "Patch", often a source commit), but no release containing it is confirmed — find the release that contains it; until it is applied, mitigate (WAF / firewall / segmentation).

Microsoft Internet Explorer 8 for Windows XP SP2 and SP3; 8 for Server 2003 SP2; 8 for Vista Gold, SP1, and SP2; and 8 for Server 2008 SP2 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code via "malformed row property references" that trigger an access of an object that (1) was not properly initialized or (2) is deleted, leading to memory corruption, aka "HTML Objects Memory Corruption Vulnerability" or "HTML Object Memory Corruption Vulnerability."

CVSS v3
8.8
EG Score
8.8HIGHmedium confidence
EG Risk
56
EG Risk 56/100CISA SSVC

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity88% × 45%
Exploitation40% × 40%
Automatability0% × 15%
CISA SSVC: Track at low or medium mission impact; Track* at high (mission-essential systems).
Action: A fix is referenced, but no release containing it is confirmed. Check the referenced fix and the vendor's advisory for a release that contains it and apply that within your standard update timelines; until then, restrict network exposure of the affected system or apply the vendor's mitigation.
EPSS PROB
37%
EPSS %ILE
98th
KEV
Not listed

CISA SSVCTrack at low or medium mission impact; Track* at high (mission-essential systems).

A fix is referenced, but no release containing it is confirmed. Check the referenced fix and the vendor's advisory for a release that contains it and apply that within your standard update timelines; until then, restrict network exposure of the affected system or apply the vendor's mitigation.

Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact total (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

June 10, 2009

Last Modified

April 23, 2026

Advisory Details (4)

Auto-updated May 2, 2026
🔬 Proof of concept available. Fix referenced — no release confirmed yet.
generic
http://www.securityfocus.com/archive/1/504208/100/0/threaded
generic🟡 PoC Available

Microsoft Security Bulletin MS09-019 - Critical | Microsoft Learn

https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-019
generic

ZDI-09-041 | Zero Day Initiative

http://www.zerodayinitiative.com/advisories/ZDI-09-041
generic

VUPEN Security - Vulnerability Research and Intelligence

http://www.vupen.com/english/advisories/2009/1538

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 5× in last 7d / 14× 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.

Showing the most recent 100 of 103 total refreshes for this CVE.

  1. 2026-10-09 20:00 UTCEPSS rescore
  2. 2026-10-08 16:33 UTCEPSS rescore
  3. 2026-10-07 23:37 UTCEPSS rescore
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  7. 2026-09-29 07:58 UTCEG score recompute
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  1. 2026-07-25 14:12 UTCEPSS rescore
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  3. 2026-07-23 00:59 UTCEG score recompute
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  5. 2026-07-23 00:03 UTCEG score recompute
  6. 2026-07-22 21:42 UTCEG score recompute
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  50. 2026-06-10 22:14 UTCEPSS rescore
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  63. 2026-05-31 00:13 UTCEPSS rescore
  64. 2026-05-31 00:13 UTCEPSS rescore
  65. 2026-05-30 16:32 UTCEG score recompute
  66. 2026-05-30 16:32 UTCGHSA enrichment
  67. 2026-05-29 13:40 UTCEPSS rescore
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  74. 2026-05-20 22:37 UTCEPSS rescore
  75. 2026-05-20 22:37 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2009-1532?
CVE-2009-1532 is a high vulnerability published on June 10, 2009. Microsoft Internet Explorer 8 for Windows XP SP2 and SP3; 8 for Server 2003 SP2; 8 for Vista Gold, SP1, and SP2; and 8 for Server 2008 SP2 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code via "malformed row property references" that trigger an…
When was CVE-2009-1532 disclosed?
CVE-2009-1532 was first published on June 10, 2009, 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-2009-1532 actively exploited?
CVE-2009-1532 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 37% probability of exploitation in the next 30 days (98th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2009-1532?
CVE-2009-1532 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2009-1532?
A fix for CVE-2009-1532 is referenced (a reference tagged "Patch", often a source commit), but EchelonGraph has no release containing it on record. Check that reference and the vendor's advisory for a release that contains the fix and update to it; until then, restrict network exposure of the affected system or apply the vendor's mitigation.

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