CVE-2019-6263

MEDIUMNVD 4.84.8—
EchelonGraph scoreMEDIUM confidence

Score 4.8 from GitHub Security Advisory published 2022-05-14. NVD baseline CVSS 4.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
4.8EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 4%CVSS: 4.8Exploit: Elevated riskExposed: 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! before 3.9.2. Inadequate checks of the Global Configuration Text Filter settings allowed stored XSS.

CVSS v3
4.8
EG Score
4.8(medium)
EG Risk
42(Track)
EG Risk 42/100SSVC: Track

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
Severity48% × 45%
Exploitation40% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
4%
EPSS %ILE
88%
KEV
Not listed

Published

January 16, 2019

Last Modified

November 21, 2024

References (6)

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 4× in last 7d / 25× 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 124 total refreshes for this CVE.

  1. 2026-08-19 17:00 UTCEPSS rescore
  2. 2026-08-18 13:44 UTCEPSS rescore
  3. 2026-08-17 13:43 UTCEPSS rescore
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  10. 2026-08-06 07:21 UTCOSV refresh
  11. 2026-08-05 19:13 UTCEPSS rescore
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  24. 2026-07-23 01:46 UTCEG score recompute
  25. 2026-07-22 22:28 UTCEG score recompute
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  1. 2026-07-22 14:05 UTCEPSS rescore
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  4. 2026-07-20 23:32 UTCOSV refresh
  5. 2026-07-20 17:04 UTCEPSS rescore
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  21. 2026-07-11 08:24 UTCEPSS rescore
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  23. 2026-07-09 19:06 UTCEPSS rescore
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  31. 2026-07-03 18:56 UTCOSV refresh
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  44. 2026-06-23 21:31 UTCEPSS rescore
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  46. 2026-06-22 14:23 UTCEPSS rescore
  47. 2026-06-22 14:23 UTCEPSS rescore
  48. 2026-06-21 14:54 UTCEPSS rescore
  49. 2026-06-21 14:54 UTCEPSS rescore
  50. 2026-06-21 01:57 UTCEPSS rescore
  51. 2026-06-21 01:57 UTCEPSS rescore
  52. 2026-06-19 19:23 UTCEPSS rescore
  53. 2026-06-19 19:23 UTCEPSS rescore
  54. 2026-06-18 17:50 UTCEPSS rescore
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  56. 2026-06-17 17:50 UTCEPSS rescore
  57. 2026-06-16 17:50 UTCEPSS rescore
  58. 2026-06-15 17:46 UTCEPSS rescore
  59. 2026-06-15 07:13 UTCOSV refresh
  60. 2026-06-14 23:15 UTCEPSS rescore
  61. 2026-06-14 23:15 UTCEPSS rescore
  62. 2026-06-13 22:58 UTCEPSS rescore
  63. 2026-06-12 23:09 UTCEPSS rescore
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  65. 2026-06-11 13:58 UTCEPSS rescore
  66. 2026-06-10 22:16 UTCEPSS rescore
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  68. 2026-06-10 13:19 UTCEPSS rescore
  69. 2026-06-08 14:15 UTCEPSS rescore
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  72. 2026-06-07 15:23 UTCEPSS rescore
  73. 2026-06-07 15:23 UTCEPSS rescore
  74. 2026-06-06 13:45 UTCEPSS rescore
  75. 2026-06-06 13:45 UTCEPSS rescore

Publicly available exploits

(2 references)

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

  • Exploit-DBEDB-46200
    First seen Jan 18, 2019

    Joomla! Core 3.9.1 - Persistent Cross-Site Scripting in Global Configuration Textfilter Settings

    Open source ↗
  • GitHub PoCpraveensutar/CVE-2019-6263-Joomla-POC
    First seen Jan 18, 2019
    Open source ↗

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2019-6263?
CVE-2019-6263 is a medium vulnerability published on January 16, 2019. An issue was discovered in Joomla! before 3.9.2. Inadequate checks of the Global Configuration Text Filter settings allowed stored XSS.
When was CVE-2019-6263 disclosed?
CVE-2019-6263 was first published in the National Vulnerability Database on January 16, 2019, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2019-6263 actively exploited?
CVE-2019-6263 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 4% probability of exploitation in the next 30 days, which ranks it in the top 11.8% of all scored CVEs.
What is the CVSS score of CVE-2019-6263?
CVE-2019-6263 has a CVSS v3 base score of 4.8 (NVD).
How do I remediate CVE-2019-6263?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-6263, 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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