CVE-2023-23752

CRITICALNVD 5.39.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2024-01-08), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 5.3 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, ghsa, nvd
Trending — 4 sources updated this weekExploited in the wild
9.0EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 100%CVSS: 5.3Exploit: cisa kev · ssvc active · Metasploit · Exploit-DB (verified) · epss top5pct · epss high · public exploitExposed: 0

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

An issue was discovered in Joomla! 4.0.0 through 4.2.7. An improper access check allows unauthorized access to webservice endpoints.

CVSS v3
5.3
EG Score
9.0(high)
EG Risk
96(Attend)
EG Risk 96/100SSVC: 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
Severity90% × 45%
Exploitation100% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
100%
EPSS %ILE
100%
KEV
⚠ Exploited

Published

February 16, 2023

Last Modified

October 24, 2025

Advisory Details (2)

Auto-updated Jun 13, 2026
⚠️ Active exploitation confirmed. Patch available. Sources: cisa.
cisa Patch Available🔴 Active Exploitation

Known Exploited Vulnerabilities Catalog | CISA

Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-23752
generic

[20230201] - Core - Improper access check in webservice endpoints

https://developer.joomla.org/security-centre/894-20230201-core-improper-access-check-in-webservice-endpoints.html

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 46× in last 7d / 198× 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 629 total refreshes for this CVE.

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

Publicly available exploits

(10 references)

Working exploit code is in the public domain (9 GitHub PoCs) (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • GitHub PoC0xWhoami35/CVE-2023-23752
    First seen Apr 11, 2024
    Open source ↗
  • GitHub PoCK3ysTr0K3R/CVE-2023-23752-EXPLOIT
    First seen Dec 4, 2023

    A PoC exploit for CVE-2023-23752 - Joomla Improper Access Check in Versions 4.0.0 through 4.2.7

    Open source ↗
  • GitHub PoCFernando-olv/Joomla-CVE-2023-23752
    First seen Dec 1, 2023

    This Python implementation serves an educational purpose by demonstrating the exploitation of CVE-2023-23752. The code provides insight into the vulnerability's exploitation.

    Open source ↗
  • GitHub PoCYouns92/Joomla-v4.2.8---CVE-2023-23752
    First seen Nov 28, 2023

    CVE-2023-23752

    Open source ↗
  • GitHub PoCblacks1ph0n/CVE-2023-23752
    First seen Oct 30, 2023

    Joomla Unauthorized Access Vulnerability

    Open source ↗
  • GitHub PoCAp0dexMe0/CVE-2023-23752
    First seen Apr 9, 2023

    Perform With Mass Exploiter In Joomla 4.2.8.

    Open source ↗
  • Exploit-DBEDB-51334✓ verified
    First seen Apr 8, 2023

    Joomla! v4.2.8 - Unauthenticated information disclosure

    Open source ↗
  • GitHub PoCadhikara13/CVE-2023-23752
    First seen Apr 4, 2023

    Poc for CVE-2023-23752

    Open source ↗
  • GitHub PoC0xNahim/CVE-2023-23752
    First seen Mar 26, 2023
    Open source ↗
  • GitHub PoCkarthikuj/CVE-2023-23752-Docker
    First seen Mar 25, 2023

    Joomla Unauthorized Access Vulnerability (CVE-2023-23752) Dockerized

    Open source ↗

Related CVEs(same CWE)

Frequently asked(6)

What is CVE-2023-23752?
CVE-2023-23752 is a critical vulnerability published on February 16, 2023. An issue was discovered in Joomla! 4.0.0 through 4.2.7. An improper access check allows unauthorized access to webservice endpoints.
When was CVE-2023-23752 disclosed?
CVE-2023-23752 was first published in the National Vulnerability Database on February 16, 2023, with the most recent update on October 24, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-23752 actively exploited?
Yes. CISA added CVE-2023-23752 to the Known Exploited Vulnerabilities catalog on January 8, 2024, affecting Joomla! Joomla!. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2023-23752?
CVE-2023-23752 has a CVSS v3 base score of 5.3 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.
Which products are affected by CVE-2023-23752?
CVE-2023-23752 affects Joomla! Joomla!. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.
How do I remediate CVE-2023-23752?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-23752, 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

Explore the affected products and dependency analysis for CVE-2023-23752

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