CVE-2023-54357

HIGHPre-NVD 7.57.5—
EchelonGraph scoreHIGH confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-06-19. a secondary CVSS source baseline 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
7.5
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.5Exploit: NoneExposed: 0

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

Joomla com_booking component 2.4.9 contains an information disclosure vulnerability that allows unauthenticated attackers to enumerate user accounts by exploiting the getUserData function in the customer controller. Attackers can send GET requests to index.php with option=com_booking, controller=customer, task=getUserData, and an id parameter to retrieve user names, usernames, and email addresses through brute force enumeration.

CVSS v3
7.5
EG Score
7.5(high)
EPSS
26.6%
KEV
Not listed

Published

June 19, 2026

Last Modified

June 23, 2026

Advisory Details (2)

Auto-updated Jun 22, 2026
No patch confirmed yet.
generic

Joomla com_booking 2.4.9 Information Disclosure via Account Enumeration | Advisories | VulnCheck

https://www.vulncheck.com/advisories/joomla-com-booking-information-disclosure-via-account-enumeration
generic

Open Source Software Implementation and Development

http://www.artio.net/

Vendor Advisories for CVE-2023-54357(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 35× in last 7d / 87× 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. 2026-07-07 03:08 UTCEG score recompute
  2. 2026-07-07 03:08 UTCGHSA enrichment
  3. 2026-07-06 16:26 UTCEPSS rescore
  4. 2026-07-06 16:26 UTCEPSS rescore
  5. 2026-07-06 14:20 UTCEG score recompute
  6. 2026-07-06 14:19 UTCGHSA enrichment
  7. 2026-07-06 02:22 UTCEPSS rescore
  8. 2026-07-06 02:22 UTCEPSS rescore
  9. 2026-07-06 01:32 UTCEG score recompute
  10. 2026-07-06 01:32 UTCGHSA enrichment
  11. 2026-07-05 12:47 UTCEG score recompute
  12. 2026-07-05 12:46 UTCGHSA enrichment
  13. 2026-07-05 02:29 UTCEPSS rescore
  14. 2026-07-04 23:59 UTCEG score recompute
  15. 2026-07-04 23:59 UTCGHSA enrichment
  16. 2026-07-04 11:14 UTCEG score recompute
  17. 2026-07-04 11:14 UTCGHSA enrichment
  18. 2026-07-04 06:29 UTCEPSS rescore
  19. 2026-07-03 22:23 UTCEG score recompute
  20. 2026-07-03 22:23 UTCGHSA enrichment
  21. 2026-07-03 09:33 UTCEG score recompute
  22. 2026-07-03 09:33 UTCGHSA enrichment
  23. 2026-07-02 20:47 UTCEG score recompute
  24. 2026-07-02 20:47 UTCGHSA enrichment
  25. 2026-07-02 07:58 UTCEG score recompute
Show 62 more
  1. 2026-07-02 07:58 UTCGHSA enrichment
  2. 2026-07-01 19:13 UTCEG score recompute
  3. 2026-07-01 19:13 UTCGHSA enrichment
  4. 2026-07-01 15:05 UTCEPSS rescore
  5. 2026-07-01 06:28 UTCEG score recompute
  6. 2026-07-01 06:28 UTCGHSA enrichment
  7. 2026-06-30 23:21 UTCEPSS rescore
  8. 2026-06-30 23:21 UTCEPSS rescore
  9. 2026-06-30 17:42 UTCEG score recompute
  10. 2026-06-30 17:42 UTCGHSA enrichment
  11. 2026-06-30 04:56 UTCEG score recompute
  12. 2026-06-30 04:56 UTCGHSA enrichment
  13. 2026-06-29 15:46 UTCEG score recompute
  14. 2026-06-29 15:46 UTCGHSA enrichment
  15. 2026-06-29 14:05 UTCEPSS rescore
  16. 2026-06-29 03:00 UTCEG score recompute
  17. 2026-06-29 03:00 UTCGHSA enrichment
  18. 2026-06-28 14:14 UTCEG score recompute
  19. 2026-06-28 14:14 UTCGHSA enrichment
  20. 2026-06-28 14:06 UTCEPSS rescore
  21. 2026-06-28 14:06 UTCEPSS rescore
  22. 2026-06-28 04:55 UTCEPSS rescore
  23. 2026-06-28 01:29 UTCEG score recompute
  24. 2026-06-28 01:29 UTCGHSA enrichment
  25. 2026-06-27 12:43 UTCEG score recompute
  26. 2026-06-27 12:43 UTCGHSA enrichment
  27. 2026-06-27 03:07 UTCEPSS rescore
  28. 2026-06-26 23:57 UTCEG score recompute
  29. 2026-06-26 23:57 UTCGHSA enrichment
  30. 2026-06-26 11:12 UTCEG score recompute
  31. 2026-06-26 11:11 UTCGHSA enrichment
  32. 2026-06-25 18:22 UTCEG score recompute
  33. 2026-06-25 18:22 UTCGHSA enrichment
  34. 2026-06-25 13:48 UTCEPSS rescore
  35. 2026-06-25 13:48 UTCEPSS rescore
  36. 2026-06-25 05:35 UTCEG score recompute
  37. 2026-06-25 05:35 UTCGHSA enrichment
  38. 2026-06-24 16:49 UTCEG score recompute
  39. 2026-06-24 16:49 UTCGHSA enrichment
  40. 2026-06-24 14:04 UTCEPSS rescore
  41. 2026-06-24 14:04 UTCEPSS rescore
  42. 2026-06-24 04:04 UTCEG score recompute
  43. 2026-06-24 04:04 UTCGHSA enrichment
  44. 2026-06-23 21:31 UTCEPSS rescore
  45. 2026-06-23 21:31 UTCEPSS rescore
  46. 2026-06-23 15:10 UTCEG score recompute
  47. 2026-06-23 15:09 UTCGHSA enrichment
  48. 2026-06-23 02:22 UTCEG score recompute
  49. 2026-06-23 02:22 UTCGHSA enrichment
  50. 2026-06-22 19:38 UTCNVD updateCVSS v4 → 8.7
  51. 2026-06-22 13:35 UTCEG score recompute
  52. 2026-06-22 13:35 UTCGHSA enrichment
  53. 2026-06-22 00:47 UTCEG score recompute
  54. 2026-06-22 00:46 UTCGHSA enrichment
  55. 2026-06-21 12:00 UTCEG score recompute
  56. 2026-06-21 11:59 UTCGHSA enrichment
  57. 2026-06-20 23:11 UTCEG score recompute
  58. 2026-06-20 23:11 UTCGHSA enrichment
  59. 2026-06-20 10:24 UTCEG score recompute
  60. 2026-06-20 10:24 UTCGHSA enrichment
  61. 2026-06-19 21:37 UTCEG score recompute
  62. 2026-06-19 21:37 UTCGHSA enrichment

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2023-54357?
CVE-2023-54357 is a high vulnerability published on June 19, 2026. Joomla combooking component 2.4.9 contains an information disclosure vulnerability that allows unauthenticated attackers to enumerate user accounts by exploiting the getUserData function in the customer controller. Attackers can send GET requests to index.php with option=combooking,…
When was CVE-2023-54357 disclosed?
CVE-2023-54357 was first published in the National Vulnerability Database on June 19, 2026, with the most recent update on June 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-54357 actively exploited?
CVE-2023-54357 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 26.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2023-54357?
CVE-2023-54357 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2023-54357?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-54357, 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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