CVE-2018-25159

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-03-11. NVD baseline CVSS 9.8; sources differ by 0.0.

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

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

Epross AVCON6 systems management platform contains an object-graph navigation language (OGNL) injection vulnerability that allows unauthenticated attackers to execute arbitrary commands by injecting malicious OGNL expressions. Attackers can send crafted requests to the login.action endpoint with OGNL payloads in the redirect parameter to instantiate ProcessBuilder objects and execute system commands with root privileges.

CVSS v3
9.8
EG Score
9.8(medium)
EPSS
32.0%
KEV
Not listed

Published

March 11, 2026

Last Modified

April 15, 2026

Advisory Details (2)

Auto-updated Apr 29, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic

Epross AVCON6 OGNL Remote Code Execution via login.action | Advisories | VulnCheck

https://www.vulncheck.com/advisories/epross-avcon6-ognl-remote-code-execution-via-login-action
generic🟡 PoC Available

AVCON6 systems management platform - OGNL Remote Command Execution - Java webapps Exploit

https://www.exploit-db.com/exploits/47379

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 10× in last 7d / 47× 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 159 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2018-25159?
CVE-2018-25159 is a critical vulnerability published on March 11, 2026. Epross AVCON6 systems management platform contains an object-graph navigation language (OGNL) injection vulnerability that allows unauthenticated attackers to execute arbitrary commands by injecting malicious OGNL expressions. Attackers can send crafted requests to the login.action endpoint with…
When was CVE-2018-25159 disclosed?
CVE-2018-25159 was first published in the National Vulnerability Database on March 11, 2026, with the most recent update on April 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2018-25159 actively exploited?
CVE-2018-25159 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 32.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2018-25159?
CVE-2018-25159 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2018-25159?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-25159, 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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