Buffer overflow in the HTML Converter (HTML32.cnv) on various Windows operating systems allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via cut-and-paste operation, as demonstrated in Internet Explorer 5.0 using a long "align" argument in an HR tag.
CVE-2003-0469
- No confirmed exploitation signals yet
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
- 98.8%
- KEV
- Not listed
Published
August 7, 2003
Last Modified
June 16, 2026
References (14)
- cve@mitrehttp://lists.grok.org.uk/pipermail/full-disclosure/2003-July/006155.html
- cve@mitrehttp://lists.grok.org.uk/pipermail/full-disclosure/2003-June/006067.html
- cve@mitrehttp://marc.info/?l=bugtraq&m=105639925122961&w=2
- cve@mitrehttp://www.cert.org/advisories/CA-2003-14.html
- cve@mitrehttp://www.kb.cert.org/vuls/id/823260
- cve@mitrehttp://www.securityfocus.com/bid/8016
- cve@mitrehttps://docs.microsoft.com/en-us/security-updates/securitybulletins/2003/ms03-023
- af854a3a-2127-422b-91ae-364da2661108http://lists.grok.org.uk/pipermail/full-disclosure/2003-July/006155.html
- af854a3a-2127-422b-91ae-364da2661108http://lists.grok.org.uk/pipermail/full-disclosure/2003-June/006067.html
- af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=105639925122961&w=2
- af854a3a-2127-422b-91ae-364da2661108http://www.cert.org/advisories/CA-2003-14.html
- af854a3a-2127-422b-91ae-364da2661108http://www.kb.cert.org/vuls/id/823260
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/8016
- af854a3a-2127-422b-91ae-364da2661108https://docs.microsoft.com/en-us/security-updates/securitybulletins/2003/ms03-023
Data Freshness Timeline
(refreshed 4× in last 7d / 19× 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.
- 2026-07-13 06:07 UTCEPSS rescore
- 2026-07-11 08:22 UTCEPSS rescore
- 2026-07-11 08:22 UTCEPSS rescore
- 2026-07-08 15:09 UTCEPSS rescore
- 2026-07-02 14:00 UTCEPSS rescore
- 2026-06-28 04:52 UTCEPSS rescore
- 2026-06-27 03:04 UTCEPSS rescore
- 2026-06-23 21:29 UTCEPSS rescore
- 2026-06-22 14:22 UTCEPSS rescore
- 2026-06-21 01:56 UTCEPSS rescore
- 2026-06-19 19:22 UTCEPSS rescore
- 2026-06-19 19:22 UTCEPSS rescore
- 2026-06-18 17:49 UTCEPSS rescore
- 2026-06-18 17:49 UTCEPSS rescore
- 2026-06-17 17:49 UTCEPSS rescore
- 2026-06-17 17:49 UTCEPSS rescore
- 2026-06-15 17:43 UTCEPSS rescore
- 2026-06-14 23:13 UTCEPSS rescore
- 2026-06-14 23:13 UTCEPSS rescore
- 2026-06-13 22:56 UTCEPSS rescore
- 2026-06-12 23:08 UTCEPSS rescore
- 2026-06-11 13:55 UTCEPSS rescore
- 2026-06-10 22:13 UTCEPSS rescore
- 2026-06-10 13:17 UTCEPSS rescore
- 2026-06-07 15:21 UTCEPSS rescore
Show 17 moreShow fewer
- 2026-06-05 06:07 UTCEPSS rescore
- 2026-06-04 13:09 UTCEPSS rescore
- 2026-06-02 20:10 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-05-31 17:27 UTCEG score recompute
- 2026-05-31 17:27 UTCGHSA enrichment
- 2026-05-31 00:13 UTCEPSS rescore
- 2026-05-31 00:13 UTCEPSS rescore
- 2026-05-29 13:40 UTCEPSS rescore
- 2026-05-29 13:40 UTCEPSS rescore
- 2026-05-26 07:16 UTCEPSS rescore
- 2026-05-26 07:16 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-20 22:36 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
Publicly available exploits
(1 reference)Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Exploit-DBEDB-22824✓ verifiedFirst seen Jun 23, 2003
Microsoft Windows XP/2000/NT 4.0 - HTML Converter HR Align Buffer Overflow
Open source ↗
Frequently asked(4)
What is CVE-2003-0469?
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Dependency Blast Radius
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