CVE-2026-18592

MEDIUMPre-NVD 4.74.7—
EchelonGraph scoreMEDIUM confidence

Score 4.7 from GitHub Security Advisory (severity: LOW) published 2026-08-03. A secondary CVSS source baseline 4.7; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
4.7EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0.3%CVSS: 4.7Exploit: Elevated riskExposed services: Not assessed

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

A security flaw has been discovered in osCommerce 4.14.63493. Affected by this issue is the function EmailController of the file app/lib/backend/controllers/EmailController.php of the component Email Template Configuration. Performing a manipulation of the argument email_templates_key results in sql injection. It is possible to initiate the attack remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS v3
4.7
EG Score
4.7MEDIUMmedium confidence
EG Risk
37
EG Risk 37/100CISA 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
Severity47% × 45%
Exploitation40% × 40%
Automatability0% × 15%
CISA SSVC: Track at low or medium mission impact; Track* at high (mission-essential systems).
Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.
EPSS PROB
0.3%
EPSS %ILE
24th
KEV
Not listed

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

No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.

Exploitation public PoC (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (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

August 3, 2026

Last Modified

August 12, 2026

Advisory Details (1)

Auto-updated Aug 3, 2026
No patch confirmed yet.
generic

Anonymous Github

https://anonymous.4open.science/r/oscommerce-E7D5/second-order-sqli-report.md

Vendor Advisories for CVE-2026-18592(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 14× in last 7d / 59× 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 154 total refreshes for this CVE.

  1. 2026-10-04 23:21 UTCEPSS rescore
  2. 2026-10-04 06:20 UTCEG score recompute
  3. 2026-10-04 06:20 UTCGHSA enrichment
  4. 2026-10-03 14:25 UTCEPSS rescore
  5. 2026-10-02 10:23 UTCEG score recompute
  6. 2026-10-02 10:23 UTCGHSA enrichment
  7. 2026-10-01 19:49 UTCEPSS rescore
  8. 2026-10-01 02:37 UTCEG score recompute
  9. 2026-10-01 02:37 UTCGHSA enrichment
  10. 2026-09-30 15:02 UTCEPSS rescore
  11. 2026-09-29 15:20 UTCEPSS rescore
  12. 2026-09-29 06:42 UTCEG score recompute
  13. 2026-09-29 06:42 UTCGHSA enrichment
  14. 2026-09-28 13:51 UTCEPSS rescore
  15. 2026-09-27 18:17 UTCEG score recompute
  16. 2026-09-27 18:17 UTCGHSA enrichment
  17. 2026-09-27 13:47 UTCEPSS rescore
  18. 2026-09-26 15:58 UTCEPSS rescore
  19. 2026-09-24 08:54 UTCEG score recompute
  20. 2026-09-24 08:54 UTCGHSA enrichment
  21. 2026-09-23 07:14 UTCEG score recompute
  22. 2026-09-23 07:14 UTCGHSA enrichment
  23. 2026-09-22 05:34 UTCEG score recompute
  24. 2026-09-22 05:34 UTCGHSA enrichment
  25. 2026-09-20 20:57 UTCEG score recompute
Show 75 more
  1. 2026-09-20 20:57 UTCGHSA enrichment
  2. 2026-09-19 13:35 UTCEG score recompute
  3. 2026-09-19 13:35 UTCGHSA enrichment
  4. 2026-09-18 19:27 UTCEPSS rescore
  5. 2026-09-18 08:45 UTCEG score recompute
  6. 2026-09-18 08:45 UTCGHSA enrichment
  7. 2026-09-17 07:02 UTCEG score recompute
  8. 2026-09-17 07:02 UTCGHSA enrichment
  9. 2026-09-16 14:07 UTCEPSS rescore
  10. 2026-09-16 05:19 UTCEG score recompute
  11. 2026-09-16 05:19 UTCGHSA enrichment
  12. 2026-09-16 05:14 UTCEPSS rescore
  13. 2026-09-15 01:58 UTCGHSA enrichment
  14. 2026-09-13 18:14 UTCEG score recompute
  15. 2026-09-13 18:14 UTCGHSA enrichment
  16. 2026-09-13 16:46 UTCEPSS rescore
  17. 2026-09-12 16:34 UTCEG score recompute
  18. 2026-09-12 16:34 UTCGHSA enrichment
  19. 2026-09-12 15:00 UTCEPSS rescore
  20. 2026-09-11 14:54 UTCEG score recompute
  21. 2026-09-11 14:54 UTCGHSA enrichment
  22. 2026-09-11 14:52 UTCEPSS rescore
  23. 2026-09-11 09:36 UTCEPSS rescore
  24. 2026-09-10 09:34 UTCEPSS rescore
  25. 2026-09-10 08:50 UTCGHSA enrichment
  26. 2026-09-09 06:47 UTCEG score recompute
  27. 2026-09-09 06:47 UTCGHSA enrichment
  28. 2026-09-08 22:00 UTCEPSS rescore
  29. 2026-09-07 18:58 UTCEG score recompute
  30. 2026-09-07 18:58 UTCGHSA enrichment
  31. 2026-09-07 16:01 UTCEPSS rescore
  32. 2026-09-06 13:47 UTCEPSS rescore
  33. 2026-09-06 06:32 UTCEG score recompute
  34. 2026-09-06 06:32 UTCGHSA enrichment
  35. 2026-09-05 04:27 UTCEG score recompute
  36. 2026-09-05 04:27 UTCGHSA enrichment
  37. 2026-09-04 05:06 UTCEPSS rescore
  38. 2026-09-03 17:51 UTCEG score recompute
  39. 2026-09-03 17:51 UTCGHSA enrichment
  40. 2026-09-02 14:11 UTCEPSS rescore
  41. 2026-09-02 07:50 UTCEG score recompute
  42. 2026-09-02 07:50 UTCGHSA enrichment
  43. 2026-09-01 13:53 UTCEPSS rescore
  44. 2026-09-01 04:39 UTCEPSS rescore
  45. 2026-09-01 02:54 UTCGHSA enrichment
  46. 2026-08-30 23:43 UTCEG score recompute
  47. 2026-08-30 23:43 UTCGHSA enrichment
  48. 2026-08-30 19:17 UTCEPSS rescore
  49. 2026-08-30 01:22 UTCEPSS rescore
  50. 2026-08-29 22:03 UTCEG score recompute
  51. 2026-08-29 22:03 UTCGHSA enrichment
  52. 2026-08-28 21:41 UTCEPSS rescore
  53. 2026-08-27 20:52 UTCEG score recompute
  54. 2026-08-27 20:52 UTCGHSA enrichment
  55. 2026-08-27 14:25 UTCEPSS rescore
  56. 2026-08-26 19:13 UTCEG score recompute
  57. 2026-08-26 19:13 UTCGHSA enrichment
  58. 2026-08-26 14:46 UTCEPSS rescore
  59. 2026-08-25 17:30 UTCEG score recompute
  60. 2026-08-25 17:30 UTCGHSA enrichment
  61. 2026-08-25 13:48 UTCEPSS rescore
  62. 2026-08-24 15:45 UTCEG score recompute
  63. 2026-08-24 15:45 UTCGHSA enrichment
  64. 2026-08-23 13:58 UTCEG score recompute
  65. 2026-08-23 13:58 UTCGHSA enrichment
  66. 2026-08-23 00:19 UTCEPSS rescore
  67. 2026-08-22 12:18 UTCEG score recompute
  68. 2026-08-22 12:18 UTCGHSA enrichment
  69. 2026-08-21 23:49 UTCEPSS rescore
  70. 2026-08-21 10:38 UTCEG score recompute
  71. 2026-08-21 10:38 UTCGHSA enrichment
  72. 2026-08-20 22:55 UTCEPSS rescore
  73. 2026-08-20 08:56 UTCEG score recompute
  74. 2026-08-20 08:56 UTCGHSA enrichment
  75. 2026-08-19 17:03 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2026-18592?
CVE-2026-18592 is a medium vulnerability published on August 3, 2026. A security flaw has been discovered in osCommerce 4.14.63493. Affected by this issue is the function EmailController of the file app/lib/backend/controllers/EmailController.php of the component Email Template Configuration. Performing a manipulation of the argument emailtemplateskey results in sql…
When was CVE-2026-18592 disclosed?
CVE-2026-18592 was first published on August 3, 2026, with the most recent update on August 12, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-18592 actively exploited?
CVE-2026-18592 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.3% probability of exploitation in the next 30 days (24th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-18592?
CVE-2026-18592 has a CVSS base score of 4.7 (a secondary CVSS source that NVD displays; NVD's own analysis pending).
How do I remediate CVE-2026-18592?
No fix for CVE-2026-18592 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix. The vendor advisories EchelonGraph has for CVE-2026-18592 are linked in the Vendor Advisories panel on this page.

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