CVE-2026-34109

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-07-01. a secondary CVSS source baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 9.8Exploit: Elevated riskExposed: 0

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

Guardian language-system passes the id GET parameter directly into a PHP exec() call in speech.php (line 18) without sanitization: exec(\"php jobs/speech_audio.php \".$login_session.\" \".$_GET['id'].\" ...\"). No authentication is required. An unauthenticated remote attacker can append shell metacharacters to execute arbitrary OS commands on the server.

CVSS v3
9.8
EG Score
9.8(high)
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
1%
EPSS %ILE
42%
KEV
Not listed

Published

July 1, 2026

Last Modified

July 14, 2026

Advisory Details (2)

Auto-updated Jul 25, 2026
No patch confirmed yet.
generic

Guardian Language-System Unauthenticated OS Command Injection via id Parameter in speech.php | Advisories | VulnCheck

https://www.vulncheck.com/advisories/guardian-language-system-unauthenticated-os-command-injection-via-id-parameter-in-speech-php
generic

the_guardian_system_poc · GitHub

https://gist.github.com/cyberinforepo/d5b2771d82e1b31b8fc1c33052e08dad

Vendor Advisories for CVE-2026-34109(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 34× in last 7d / 163× 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 163 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-34109?
CVE-2026-34109 is a critical vulnerability published on July 1, 2026. Guardian language-system passes the id GET parameter directly into a PHP exec() call in speech.php (line 18) without sanitization: exec(\"php jobs/speechaudio.php \".$loginsession.\" \".$_GET['id'].\" ...\"). No authentication is required. An unauthenticated remote attacker can append shell…
When was CVE-2026-34109 disclosed?
CVE-2026-34109 was first published in the National Vulnerability Database on July 1, 2026, with the most recent update on July 14, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-34109 actively exploited?
CVE-2026-34109 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 57.9% of all scored CVEs.
What is the CVSS score of CVE-2026-34109?
CVE-2026-34109 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2026-34109?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-34109, 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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