CVE-2007-2221

NONECVSS 0.0Weaponized
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 37%CVSS: —Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Unspecified vulnerability in the mdsauth.dll COM object in Microsoft Windows Media Server in the Microsoft Internet Explorer 5.01 SP4 on Windows 2000 SP4; 6 SP1 on Windows 2000 SP4; 6 and 7 on Windows XP SP2, or Windows Server 2003 SP1 or SP2; or 7 on Windows Vista allows remote attackers to overwrite arbitrary files via unspecified vectors, aka the "Arbitrary File Rewrite Vulnerability."

CVSS v3
—
EG Score
0.0(none)
EPSS
98.4%
KEV
Not listed

Published

May 8, 2007

Last Modified

April 23, 2026

References (24)

Data Freshness Timeline

(refreshed 4× in last 7d / 29× 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.

  1. 2026-07-13 22:25 UTCEPSS rescore
  2. 2026-07-13 06:07 UTCEPSS rescore
  3. 2026-07-13 06:07 UTCEPSS rescore
  4. 2026-07-08 15:09 UTCEPSS rescore
  5. 2026-07-05 02:26 UTCEPSS rescore
  6. 2026-07-02 14:00 UTCEPSS rescore
  7. 2026-07-01 15:02 UTCEPSS rescore
  8. 2026-07-01 15:02 UTCEPSS rescore
  9. 2026-06-30 23:18 UTCEPSS rescore
  10. 2026-06-29 14:02 UTCEPSS rescore
  11. 2026-06-29 14:02 UTCEPSS rescore
  12. 2026-06-28 04:52 UTCEPSS rescore
  13. 2026-06-25 13:46 UTCEPSS rescore
  14. 2026-06-25 13:46 UTCEPSS rescore
  15. 2026-06-24 14:02 UTCEPSS rescore
  16. 2026-06-24 14:01 UTCEPSS rescore
  17. 2026-06-23 21:29 UTCEPSS rescore
  18. 2026-06-23 21:29 UTCEPSS rescore
  19. 2026-06-21 01:56 UTCEPSS rescore
  20. 2026-06-21 01:56 UTCEPSS rescore
  21. 2026-06-21 01:56 UTCEPSS rescore
  22. 2026-06-18 17:49 UTCEPSS rescore
  23. 2026-06-18 17:49 UTCEPSS rescore
  24. 2026-06-17 17:49 UTCEPSS rescore
  25. 2026-06-17 17:49 UTCEPSS rescore
Show 38 more
  1. 2026-06-16 17:49 UTCEPSS rescore
  2. 2026-06-16 17:49 UTCEPSS rescore
  3. 2026-06-15 17:44 UTCEPSS rescore
  4. 2026-06-14 23:13 UTCEPSS rescore
  5. 2026-06-12 23:08 UTCEPSS rescore
  6. 2026-06-08 14:13 UTCEPSS rescore
  7. 2026-06-07 15:21 UTCEPSS rescore
  8. 2026-06-07 15:21 UTCEPSS rescore
  9. 2026-06-05 22:44 UTCEPSS rescore
  10. 2026-06-05 22:44 UTCEPSS rescore
  11. 2026-06-05 06:07 UTCEPSS rescore
  12. 2026-06-04 13:09 UTCEPSS rescore
  13. 2026-06-04 13:09 UTCEPSS rescore
  14. 2026-06-02 20:10 UTCEPSS rescore
  15. 2026-06-02 20:10 UTCEPSS rescore
  16. 2026-06-01 13:49 UTCEPSS rescore
  17. 2026-06-01 13:49 UTCEPSS rescore
  18. 2026-05-31 22:28 UTCEPSS rescore
  19. 2026-05-31 22:28 UTCEPSS rescore
  20. 2026-05-31 02:52 UTCEG score recompute
  21. 2026-05-31 02:52 UTCGHSA enrichment
  22. 2026-05-31 00:13 UTCEPSS rescore
  23. 2026-05-31 00:13 UTCEPSS rescore
  24. 2026-05-29 13:40 UTCEPSS rescore
  25. 2026-05-27 13:37 UTCEPSS rescore
  26. 2026-05-27 13:37 UTCEPSS rescore
  27. 2026-05-26 07:16 UTCEPSS rescore
  28. 2026-05-26 07:16 UTCEPSS rescore
  29. 2026-05-26 07:16 UTCEPSS rescore
  30. 2026-05-22 21:15 UTCEPSS rescore
  31. 2026-05-22 21:15 UTCEPSS rescore
  32. 2026-05-22 21:15 UTCEPSS rescore
  33. 2026-05-21 22:38 UTCEPSS rescore
  34. 2026-05-20 22:36 UTCEPSS rescore
  35. 2026-05-20 11:20 UTCEPSS rescore
  36. 2026-05-20 11:20 UTCEPSS rescore
  37. 2026-05-18 21:29 UTCEPSS rescore
  38. 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-3892✓ verified
    First seen May 10, 2007

    Microsoft Internet Explorer 7 - Arbitrary File Rewrite (MS07-027)

    Open source ↗

Frequently asked(4)

What is CVE-2007-2221?
CVE-2007-2221 is a none vulnerability published on May 8, 2007. Unspecified vulnerability in the mdsauth.dll COM object in Microsoft Windows Media Server in the Microsoft Internet Explorer 5.01 SP4 on Windows 2000 SP4; 6 SP1 on Windows 2000 SP4; 6 and 7 on Windows XP SP2, or Windows Server 2003 SP1 or SP2; or 7 on Windows Vista allows remote attackers to…
When was CVE-2007-2221 disclosed?
CVE-2007-2221 was first published in the National Vulnerability Database on May 8, 2007, 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-2007-2221 actively exploited?
CVE-2007-2221 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 98.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2007-2221?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2007-2221, 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

Explore the affected products and dependency analysis for CVE-2007-2221

Explore →

Is Your Infrastructure Affected by CVE-2007-2221?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs