CVE-2026-48908

CRITICALPre-NVD 10.010.0—
EchelonGraph scoreHIGH confidence

Score elevated to 10.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2026-07-07), indicating real-world exploitation has been confirmed by US federal agencies. the CNA's CVSS baseline 10.0 retained for reference (NVD's own analysis pending). Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, cna:joomla, epss, ghsa
Trending — 4 sources updated this weekExploited in the wild
10.0EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 88%CVSS: 10.0Exploit: cisa kev · ssvc active · 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.

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
10.0
EG Score
10.0(high)
EG Risk
100(Act)
EG Risk 100/100SSVC: Act

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
Severity100% × 45%
Exploitation100% × 40%
Automatability100% × 15%
Action: Fix now — active exploitation, automatable, high impact.
EPSS PROB
88%
EPSS %ILE
100%
KEV
⚠ Exploited

Published

June 20, 2026

Last Modified

July 15, 2026

Advisory Details (5)

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

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

https://www.joomshaper.com/page-builder
generic🔴 Active Exploitation

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

https://www.joomshaper.com/forum/question/45152
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-2026-48908
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, by JoomShaper - Joomla Extension Directory

https://extensions.joomla.org/extension/sp-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 35× in last 7d / 217× 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 275 total refreshes for this CVE.

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

Publicly available exploits

(5 references)

Working exploit code is in the public domain (4 GitHub PoCs). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • GitHub PoCimXur/CVE-2026-48908-Joomla-SP-Page-Builder-RCE
    First seen Jul 25, 2026

    Technical analysis and advisory for CVE-2026-48908: Unauthenticated Arbitrary File Upload to RCE in JoomShaper SP Page Builder.

    Open source ↗
  • GitHub PoCJenderal92/CVE-2026-48908
    First seen Jul 7, 2026

    CVE-2026-48908 — PoC exploit for unauthenticated RCE in SP Page Builder (Joomla) via arbitrary file upload. Multi‑threaded, case‑bypass, shell verification. For authorized security testing only.

    Open source ↗
  • GitHub PoC0xBlackash/CVE-2026-48908
    First seen Jun 24, 2026

    CVE-2026-48908

    Open source ↗
  • 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 ↗
  • Nucleijavascript/cves/2026/CVE-2026-48908.yaml
    First seen Jan 1, 2026

    Joomla SP Page Builder <= 6.6.1 - Unauthenticated Arbitrary File Upload RCE

    Open source ↗

Related CVEs(same CWE)

Frequently asked(6)

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 15, 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?
Yes. CISA added CVE-2026-48908 to the Known Exploited Vulnerabilities catalog on July 7, 2026, affecting JoomShaper SP Page Builder. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2026-48908?
CVE-2026-48908 has a CVSS v4.0 base score of 10.0 (CNA self-assessment; NVD's own analysis pending).
Which products are affected by CVE-2026-48908?
CVE-2026-48908 affects JoomShaper SP Page Builder. 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-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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