CVE-2023-4537

HIGHNVD 7.47.4—
EchelonGraph scoreMEDIUM confidence

Score 7.4 from GitHub Security Advisory (severity: HIGH) published 2024-02-15. NVD baseline CVSS 7.4; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
7.4
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 1%CVSS: 7.4Exploit: NoneExposed: 0

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

Comarch ERP XL client is vulnerable to MS SQL protocol downgrade request from a server side, what could lead to an unencrypted communication vulnerable to data interception and modification.

This issue affects ERP XL: from 2020.2.2 through 2023.2.

CVSS v3
7.4
EG Score
7.4(medium)
EPSS
45.1%
KEV
Not listed

Published

February 15, 2024

Last Modified

December 23, 2025

References (4)

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 9× in last 7d / 45× 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.

  1. 2026-07-12 05:45 UTCEPSS rescore
  2. 2026-07-11 08:26 UTCEPSS rescore
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  15. 2026-06-30 23:21 UTCEPSS rescore
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  1. 2026-06-23 21:31 UTCEPSS rescore
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  3. 2026-06-22 14:24 UTCEPSS rescore
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  5. 2026-06-21 14:55 UTCEPSS rescore
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  9. 2026-06-19 19:24 UTCEPSS rescore
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  11. 2026-06-18 17:51 UTCEPSS rescore
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  21. 2026-06-11 13:59 UTCEPSS rescore
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  24. 2026-06-08 14:16 UTCEPSS rescore
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  26. 2026-06-07 15:24 UTCEPSS rescore
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  40. 2026-06-01 13:51 UTCEPSS rescore
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  42. 2026-05-31 22:30 UTCEPSS rescore
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  44. 2026-05-31 00:15 UTCEPSS rescore
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  46. 2026-05-29 13:43 UTCEPSS rescore
  47. 2026-05-28 13:44 UTCEPSS rescore
  48. 2026-05-27 13:39 UTCEPSS rescore
  49. 2026-05-27 13:39 UTCEPSS rescore
  50. 2026-05-26 13:43 UTCEPSS rescore
  51. 2026-05-26 13:43 UTCEPSS rescore
  52. 2026-05-26 07:18 UTCEPSS rescore
  53. 2026-05-26 07:18 UTCEPSS rescore
  54. 2026-05-26 07:18 UTCEPSS rescore
  55. 2026-05-24 08:27 UTCEG score recompute
  56. 2026-05-24 08:27 UTCGHSA enrichment

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2023-4537?
CVE-2023-4537 is a high vulnerability published on February 15, 2024. Comarch ERP XL client is vulnerable to MS SQL protocol downgrade request from a server side, what could lead to an unencrypted communication vulnerable to data interception and modification. This issue affects ERP XL: from 2020.2.2 through 2023.2.
When was CVE-2023-4537 disclosed?
CVE-2023-4537 was first published in the National Vulnerability Database on February 15, 2024, with the most recent update on December 23, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-4537 actively exploited?
CVE-2023-4537 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 45.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2023-4537?
CVE-2023-4537 has a CVSS v3 base score of 7.4 (NVD).
How do I remediate CVE-2023-4537?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-4537, 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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