CVE-2026-62203

HIGHPre-NVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2026-07-17. a secondary CVSS source baseline 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
8.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 8.8Exploit: None knownExposed: 0

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

OpenClaw versions before 2026.6.6 contain an environment variable filtering vulnerability in host exec that fails to properly sanitize rustup startup variables. Attackers with lower-trust caller access or configured input paths can execute or persist actions beyond their intended authorization level.

CVSS v3
8.8
EG Score
8.8(medium)
EG Risk
40(Track)
EG Risk 40/100SSVC: Track

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
Severity88% × 45%
Exploitation1% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
43%
KEV
Not listed

Published

July 17, 2026

Last Modified

July 29, 2026

Advisory Details (2)

Auto-updated Jul 17, 2026
Patch available. Sources: github.
generic

OpenClaw < 2026.6.6 Environment Variable Injection via rustup | Advisories | VulnCheck

https://www.vulncheck.com/advisories/openclaw-environment-variable-injection-via-rustup
github Patch Available

Host exec environment filtering could miss rustup startup variables · Advisory · openclaw/openclaw · GitHub

https://github.com/openclaw/openclaw/security/advisories/GHSA-wxh3-g47h-q3mc

Vendor Advisories for CVE-2026-62203(1)

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

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 10× in last 7d / 79× 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 177 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-62203?
CVE-2026-62203 is a high vulnerability published on July 17, 2026. OpenClaw versions before 2026.6.6 contain an environment variable filtering vulnerability in host exec that fails to properly sanitize rustup startup variables. Attackers with lower-trust caller access or configured input paths can execute or persist actions beyond their intended authorization…
When was CVE-2026-62203 disclosed?
CVE-2026-62203 was first published in the National Vulnerability Database on July 17, 2026, with the most recent update on July 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-62203 actively exploited?
CVE-2026-62203 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 57.1% of all scored CVEs.
What is the CVSS score of CVE-2026-62203?
CVE-2026-62203 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2026-62203?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-62203, 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

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