CVE-2020-37228

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-05-16. 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.

iDS6 DSSPro Digital Signage System 6.2 contains a CAPTCHA security bypass vulnerability that allows attackers to bypass authentication by requesting the autoLoginVerifyCode object. Attackers can retrieve valid CAPTCHA codes via the login endpoint and use them to perform brute-force attacks against user accounts.

CVSS v3
9.8
EG Score
9.8(medium)
EPSS
34.6%
KEV
Not listed

Published

May 16, 2026

Last Modified

May 18, 2026

Advisory Details (3)

Auto-updated Jun 21, 2026
⚠️ Active exploitation confirmed. No patch confirmed yet.
generic🔴 Active Exploitation

Zero Science Lab — Information Security Research & Development Laboratory

https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5607.php
generic

iDS6 DSSPro Digital Signage System 6.2 CAPTCHA Security Bypass | Advisories | VulnCheck

https://www.vulncheck.com/advisories/ids6-dsspro-digital-signage-system-captcha-security-bypass
generic🟡 PoC Available

iDS6 DSSPro Digital Signage System 6.2 - CAPTCHA Security Bypass - Hardware webapps Exploit

https://www.exploit-db.com/exploits/48991

Vendor Advisories for CVE-2020-37228(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 9× in last 7d / 117× 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 344 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2020-37228?
CVE-2020-37228 is a critical vulnerability published on May 16, 2026. iDS6 DSSPro Digital Signage System 6.2 contains a CAPTCHA security bypass vulnerability that allows attackers to bypass authentication by requesting the autoLoginVerifyCode object. Attackers can retrieve valid CAPTCHA codes via the login endpoint and use them to perform brute-force attacks against…
When was CVE-2020-37228 disclosed?
CVE-2020-37228 was first published in the National Vulnerability Database on May 16, 2026, with the most recent update on May 18, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2020-37228 actively exploited?
CVE-2020-37228 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 34.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2020-37228?
CVE-2020-37228 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2020-37228?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-37228, 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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