CVE-2020-7067

HIGHNVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory published 2022-05-24. NVD baseline CVSS 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: ghsa, nvd
7.5
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 4%CVSS: 7.5Exploit: NoneExposed: 0

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

In PHP versions 7.2.x below 7.2.30, 7.3.x below 7.3.17 and 7.4.x below 7.4.5, if PHP is compiled with EBCDIC support (uncommon), urldecode() function can be made to access locations past the allocated memory, due to erroneously using signed numbers as array indexes.

CVSS v3
7.5
EG Score
7.5(medium)
EPSS
90.1%
KEV
Not listed

Published

April 27, 2020

Last Modified

November 21, 2024

References (14)

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 11× in last 7d / 50× 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. 2026-07-22 14:05 UTCEPSS rescore
  2. 2026-07-21 15:22 UTCEPSS rescore
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  19. 2026-07-12 21:07 UTCOSV refresh
  20. 2026-07-12 05:44 UTCEPSS rescore
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  1. 2026-07-07 13:43 UTCEPSS rescore
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  5. 2026-07-05 02:28 UTCEPSS rescore
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  9. 2026-07-02 16:57 UTCEPSS rescore
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  11. 2026-06-30 23:20 UTCEPSS rescore
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  19. 2026-06-25 13:48 UTCEPSS rescore
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  21. 2026-06-24 14:03 UTCEPSS rescore
  22. 2026-06-24 14:03 UTCEPSS rescore
  23. 2026-06-24 06:50 UTCOSV refresh
  24. 2026-06-23 21:31 UTCEPSS rescore
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  26. 2026-06-22 14:23 UTCEPSS rescore
  27. 2026-06-21 01:57 UTCEPSS rescore
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  41. 2026-06-11 13:58 UTCEPSS rescore
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  43. 2026-06-10 22:16 UTCEPSS rescore
  44. 2026-06-10 13:20 UTCEPSS rescore
  45. 2026-06-08 14:15 UTCEPSS rescore
  46. 2026-06-07 15:23 UTCEPSS rescore
  47. 2026-06-07 15:23 UTCEPSS rescore
  48. 2026-06-07 10:29 UTCOSV refresh
  49. 2026-06-06 13:46 UTCEPSS rescore
  50. 2026-06-06 13:46 UTCEPSS rescore
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  65. 2026-05-28 13:43 UTCEPSS rescore
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  67. 2026-05-27 13:39 UTCEPSS rescore
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  69. 2026-05-26 13:42 UTCEPSS rescore
  70. 2026-05-26 13:42 UTCEPSS rescore
  71. 2026-05-23 03:38 UTCEG score recompute
  72. 2026-05-23 03:38 UTCGHSA enrichment

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2020-7067?
CVE-2020-7067 is a high vulnerability published on April 27, 2020. In PHP versions 7.2.x below 7.2.30, 7.3.x below 7.3.17 and 7.4.x below 7.4.5, if PHP is compiled with EBCDIC support (uncommon), urldecode() function can be made to access locations past the allocated memory, due to erroneously using signed numbers as array indexes.
When was CVE-2020-7067 disclosed?
CVE-2020-7067 was first published in the National Vulnerability Database on April 27, 2020, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2020-7067 actively exploited?
CVE-2020-7067 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 90.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2020-7067?
CVE-2020-7067 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2020-7067?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-7067, 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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