CVE-2026-38431

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-05-05. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 9.8Exploit: Elevated riskExposed: 0

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

ERPNext v15.103.1 and before is vulnerable to Server-Side Template Injection (SSTI). An attacker with permission to create or edit email templates can inject template expressions that are executed on the server when the template is rendered.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
75(Attend)
EG Risk 75/100SSVC: Attend

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
Severity98% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
0%
EPSS %ILE
32%
KEV
Not listed

Published

May 5, 2026

Last Modified

July 24, 2026

Advisory Details (1)

Auto-updated Aug 29, 2026
No patch confirmed yet.
generic

SSTI in Erpnext

https://c0wking.hashnode.dev/ssti-in-erpnext-frappe-email-template-engine

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 7× in last 7d / 87× 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 274 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-38431?
CVE-2026-38431 is a critical vulnerability published on May 5, 2026. ERPNext v15.103.1 and before is vulnerable to Server-Side Template Injection (SSTI). An attacker with permission to create or edit email templates can inject template expressions that are executed on the server when the template is rendered.
When was CVE-2026-38431 disclosed?
CVE-2026-38431 was first published in the National Vulnerability Database on May 5, 2026, with the most recent update on July 24, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-38431 actively exploited?
CVE-2026-38431 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 67.9% of all scored CVEs.
What is the CVSS score of CVE-2026-38431?
CVE-2026-38431 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2026-38431?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-38431, 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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