CVE-2026-48908

CRITICALNVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-06-20. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 5 sources updated this weekElevated
9.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 1%CVSS: 9.8Exploit: NoneExposed: 0

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

A vulnerability in SP Page Builder for Joomla allows unauthenticated users to upload arbitrary files, ultimately resulting in the upload and execution of PHP code.

CVSS v3
9.8
EG Score
9.8(high)
EPSS
52.3%
KEV
Not listed

Published

June 20, 2026

Last Modified

July 5, 2026

Advisory Details (3)

Auto-updated Jul 5, 2026
⚠️ Active exploitation confirmed. No patch confirmed yet.
generic🔴 Active Exploitation

[URGENT] Potential Security Vulnerability Identified In SP Page Builder (v6.1.1) - Question | JoomShaper

https://www.joomshaper.com/forum/question/45152
generic🔴 Active Exploitation

SP Page Builder Zero Day RCE Fixed in 6.6.2 | mySites.guru

https://mysites.guru/blog/sp-page-builder-zero-day-uploadcustomicon-rce/
generic

SP Page Builder - The Best Joomla Drag & Drop Page Builder - JoomShaper

https://www.joomshaper.com/page-builder

Vendor Advisories for CVE-2026-48908(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 87× in last 7d / 205× 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 205 total refreshes for this CVE.

  1. 2026-07-06 23:10 UTCEG score recompute
  2. 2026-07-06 23:10 UTCGHSA enrichment
  3. 2026-07-06 18:57 UTCEG score recompute
  4. 2026-07-06 18:57 UTCGHSA enrichment
  5. 2026-07-06 16:27 UTCEPSS rescore
  6. 2026-07-06 13:44 UTCEG score recompute
  7. 2026-07-06 13:43 UTCGHSA enrichment
  8. 2026-07-06 09:30 UTCEG score recompute
  9. 2026-07-06 09:29 UTCGHSA enrichment
  10. 2026-07-06 04:37 UTCEG score recompute
  11. 2026-07-06 04:37 UTCGHSA enrichment
  12. 2026-07-06 02:23 UTCEPSS rescore
  13. 2026-07-06 00:19 UTCEG score recompute
  14. 2026-07-06 00:19 UTCGHSA enrichment
  15. 2026-07-05 20:07 UTCEG score recompute
  16. 2026-07-05 20:06 UTCGHSA enrichment
  17. 2026-07-05 15:59 UTCNVD updateCVSS v3 → 9.8
  18. 2026-07-05 15:53 UTCEG score recompute
  19. 2026-07-05 15:53 UTCGHSA enrichment
  20. 2026-07-05 14:49 UTCMITRE cvelistV5CVSS v3 → 10
  21. 2026-07-05 11:41 UTCEG score recompute
  22. 2026-07-05 11:40 UTCGHSA enrichment
  23. 2026-07-05 07:26 UTCEG score recompute
  24. 2026-07-05 07:26 UTCGHSA enrichment
  25. 2026-07-05 03:07 UTCEG score recompute
Show 75 more
  1. 2026-07-05 03:06 UTCGHSA enrichment
  2. 2026-07-05 02:30 UTCEPSS rescore
  3. 2026-07-04 22:53 UTCEG score recompute
  4. 2026-07-04 22:52 UTCGHSA enrichment
  5. 2026-07-04 18:40 UTCEG score recompute
  6. 2026-07-04 18:40 UTCGHSA enrichment
  7. 2026-07-04 14:27 UTCEG score recompute
  8. 2026-07-04 14:27 UTCGHSA enrichment
  9. 2026-07-04 10:15 UTCEG score recompute
  10. 2026-07-04 10:15 UTCGHSA enrichment
  11. 2026-07-04 06:31 UTCEPSS rescore
  12. 2026-07-04 06:02 UTCEG score recompute
  13. 2026-07-04 06:02 UTCGHSA enrichment
  14. 2026-07-04 01:42 UTCEG score recompute
  15. 2026-07-04 01:42 UTCGHSA enrichment
  16. 2026-07-03 21:22 UTCEG score recompute
  17. 2026-07-03 21:22 UTCGHSA enrichment
  18. 2026-07-03 17:10 UTCEG score recompute
  19. 2026-07-03 17:10 UTCGHSA enrichment
  20. 2026-07-03 12:58 UTCEG score recompute
  21. 2026-07-03 12:57 UTCGHSA enrichment
  22. 2026-07-03 07:30 UTCEG score recompute
  23. 2026-07-03 07:29 UTCGHSA enrichment
  24. 2026-07-03 03:17 UTCEG score recompute
  25. 2026-07-03 03:16 UTCGHSA enrichment
  26. 2026-07-02 23:03 UTCEG score recompute
  27. 2026-07-02 23:03 UTCGHSA enrichment
  28. 2026-07-02 18:51 UTCEG score recompute
  29. 2026-07-02 18:50 UTCGHSA enrichment
  30. 2026-07-02 14:39 UTCEG score recompute
  31. 2026-07-02 14:38 UTCGHSA enrichment
  32. 2026-07-02 10:26 UTCEG score recompute
  33. 2026-07-02 10:26 UTCGHSA enrichment
  34. 2026-07-02 06:14 UTCEG score recompute
  35. 2026-07-02 06:13 UTCGHSA enrichment
  36. 2026-07-02 01:59 UTCEG score recompute
  37. 2026-07-02 01:59 UTCGHSA enrichment
  38. 2026-07-01 21:47 UTCEG score recompute
  39. 2026-07-01 21:47 UTCGHSA enrichment
  40. 2026-07-01 17:35 UTCEG score recompute
  41. 2026-07-01 17:34 UTCGHSA enrichment
  42. 2026-07-01 15:07 UTCEPSS rescore
  43. 2026-07-01 13:19 UTCEG score recompute
  44. 2026-07-01 13:19 UTCGHSA enrichment
  45. 2026-07-01 09:07 UTCEG score recompute
  46. 2026-07-01 09:07 UTCGHSA enrichment
  47. 2026-07-01 04:54 UTCEG score recompute
  48. 2026-07-01 04:54 UTCGHSA enrichment
  49. 2026-07-01 00:40 UTCEG score recompute▼ 0.20
  50. 2026-07-01 00:40 UTCGHSA enrichment
  51. 2026-06-30 23:22 UTCEPSS rescore
  52. 2026-06-30 20:33 UTCNVD updateCVSS v3 → 9.8
  53. 2026-06-30 20:27 UTCEG score recompute
  54. 2026-06-30 20:27 UTCGHSA enrichment
  55. 2026-06-30 16:15 UTCEG score recompute
  56. 2026-06-30 16:15 UTCGHSA enrichment
  57. 2026-06-30 12:00 UTCEG score recompute
  58. 2026-06-30 12:00 UTCGHSA enrichment
  59. 2026-06-30 07:48 UTCEG score recompute
  60. 2026-06-30 07:48 UTCGHSA enrichment
  61. 2026-06-30 03:35 UTCEG score recompute
  62. 2026-06-30 03:34 UTCGHSA enrichment
  63. 2026-06-29 23:19 UTCEG score recompute
  64. 2026-06-29 23:19 UTCGHSA enrichment
  65. 2026-06-29 19:08 UTCEG score recompute
  66. 2026-06-29 19:08 UTCGHSA enrichment
  67. 2026-06-29 14:56 UTCEG score recompute
  68. 2026-06-29 14:56 UTCGHSA enrichment
  69. 2026-06-29 14:06 UTCEPSS rescore
  70. 2026-06-29 14:06 UTCEPSS rescore
  71. 2026-06-29 10:44 UTCEG score recompute
  72. 2026-06-29 10:44 UTCGHSA enrichment
  73. 2026-06-29 06:31 UTCEG score recompute
  74. 2026-06-29 06:31 UTCGHSA enrichment
  75. 2026-06-29 02:16 UTCEG score recompute

Publicly available exploits

(1 reference)

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

  • GitHub PoCpapageo75/CVE-2026-48908-PoC
    First seen Jun 22, 2026

    Unauthenticated RCE PoC for CVE-2026-48908 — SP Page Builder for Joomla (≤ 6.6.1): arbitrary file upload via asset.uploadCustomIcon. Self-cleaning, token-guarded. Authorized testing only.

    Open source ↗

Frequently asked(5)

What is CVE-2026-48908?
CVE-2026-48908 is a critical vulnerability published on June 20, 2026. A vulnerability in SP Page Builder for Joomla allows unauthenticated users to upload arbitrary files, ultimately resulting in the upload and execution of PHP code.
When was CVE-2026-48908 disclosed?
CVE-2026-48908 was first published in the National Vulnerability Database on June 20, 2026, with the most recent update on July 5, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-48908 actively exploited?
CVE-2026-48908 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 52.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-48908?
CVE-2026-48908 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2026-48908?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-48908, 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-2026-48908

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