CVE-2007-3997

NONECVSS 0.0Weaponized
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 14%CVSS: —Exploit: NoneExposed: 0

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

The (1) MySQL and (2) MySQLi extensions in PHP 4 before 4.4.8, and PHP 5 before 5.2.4, allow remote attackers to bypass safe_mode and open_basedir restrictions via MySQL LOCAL INFILE operations, as demonstrated by a query with LOAD DATA LOCAL INFILE.

CVSS v3
—
EG Score
0.0(none)
EPSS
96.1%
KEV
Not listed

Published

September 4, 2007

Last Modified

April 23, 2026

References (42)

Data Freshness Timeline

(refreshed 2× in last 7d / 35× 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. 2026-07-11 08:22 UTCEPSS rescore
  2. 2026-07-08 15:09 UTCEPSS rescore
  3. 2026-07-06 02:19 UTCEPSS rescore
  4. 2026-07-05 02:26 UTCEPSS rescore
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  7. 2026-07-02 14:00 UTCEPSS rescore
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  10. 2026-06-30 23:19 UTCEPSS rescore
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  12. 2026-06-29 14:02 UTCEPSS rescore
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  14. 2026-06-28 14:03 UTCEPSS rescore
  15. 2026-06-28 04:52 UTCEPSS rescore
  16. 2026-06-27 03:04 UTCEPSS rescore
  17. 2026-06-25 13:46 UTCEPSS rescore
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  21. 2026-06-23 21:29 UTCEPSS rescore
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  23. 2026-06-22 14:22 UTCEPSS rescore
  24. 2026-06-21 01:56 UTCEPSS rescore
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  1. 2026-06-19 19:22 UTCEPSS rescore
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  3. 2026-06-18 17:49 UTCEPSS rescore
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  5. 2026-06-17 17:49 UTCEPSS rescore
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  11. 2026-06-13 22:57 UTCEPSS rescore
  12. 2026-06-12 23:08 UTCEPSS rescore
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  17. 2026-06-06 13:44 UTCEPSS rescore
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  19. 2026-06-05 22:44 UTCEPSS rescore
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  21. 2026-06-05 06:07 UTCEPSS rescore
  22. 2026-06-04 13:09 UTCEPSS rescore
  23. 2026-06-04 13:09 UTCEPSS rescore
  24. 2026-06-04 13:09 UTCEPSS rescore
  25. 2026-06-02 20:10 UTCEPSS rescore
  26. 2026-06-02 20:10 UTCEPSS rescore
  27. 2026-06-01 13:49 UTCEPSS rescore
  28. 2026-06-01 13:49 UTCEPSS rescore
  29. 2026-06-01 13:49 UTCEPSS rescore
  30. 2026-05-31 22:28 UTCEPSS rescore
  31. 2026-05-31 22:28 UTCEPSS rescore
  32. 2026-05-31 01:06 UTCEG score recompute
  33. 2026-05-31 01:06 UTCGHSA enrichment
  34. 2026-05-29 13:40 UTCEPSS rescore
  35. 2026-05-28 13:42 UTCEPSS rescore
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  37. 2026-05-28 13:42 UTCEPSS rescore
  38. 2026-05-27 13:38 UTCEPSS rescore
  39. 2026-05-27 13:37 UTCEPSS rescore
  40. 2026-05-27 13:37 UTCEPSS rescore
  41. 2026-05-24 16:42 UTCEPSS rescore
  42. 2026-05-22 21:15 UTCEPSS rescore
  43. 2026-05-22 21:15 UTCEPSS rescore
  44. 2026-05-21 22:38 UTCEPSS rescore
  45. 2026-05-20 22:36 UTCEPSS rescore
  46. 2026-05-20 22:36 UTCEPSS rescore
  47. 2026-05-20 11:20 UTCEPSS rescore
  48. 2026-05-20 11:20 UTCEPSS rescore
  49. 2026-05-18 21:29 UTCEPSS rescore
  50. 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-4392✓ verified
    First seen Sep 10, 2007

    PHP 4.4.7/5.2.3 - MySQL/MySQLi 'Safe_Mode' Bypass

    Open source ↗

Frequently asked(4)

What is CVE-2007-3997?
CVE-2007-3997 is a none vulnerability published on September 4, 2007. The (1) MySQL and (2) MySQLi extensions in PHP 4 before 4.4.8, and PHP 5 before 5.2.4, allow remote attackers to bypass safemode and openbasedir restrictions via MySQL LOCAL INFILE operations, as demonstrated by a query with LOAD DATA LOCAL INFILE.
When was CVE-2007-3997 disclosed?
CVE-2007-3997 was first published in the National Vulnerability Database on September 4, 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-2007-3997 actively exploited?
CVE-2007-3997 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 96.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2007-3997?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2007-3997, 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.

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