CVE-2008-3824

NONECVSS 0.0Weaponized
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 5%CVSS: —Exploit: NoneExposed: 0

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

Cross-site scripting (XSS) vulnerability in (1) Text_Filter/Filter/xss.php in Horde 3.1.x before 3.1.9 and 3.2.x before 3.2.2 and (2) externalinput.php in Popoon r22196 and earlier allows remote attackers to inject arbitrary web script or HTML by using / (slash) characters as replacements for spaces in an HTML e-mail message.

CVSS v3
—
EG Score
0.0(none)
EPSS
91.4%
KEV
Not listed

Published

September 12, 2008

Last Modified

April 23, 2026

References (30)

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 6× in last 7d / 43× 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. 2026-07-13 22:25 UTCEPSS rescore
  2. 2026-07-13 06:07 UTCEPSS rescore
  3. 2026-07-11 08:22 UTCEPSS rescore
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  16. 2026-06-30 23:19 UTCEPSS rescore
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  1. 2026-06-23 21:29 UTCEPSS rescore
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  22. 2026-06-11 13:56 UTCEPSS rescore
  23. 2026-06-10 22:14 UTCEPSS rescore
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  36. 2026-06-01 13:49 UTCEPSS rescore
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  39. 2026-05-31 22:28 UTCEPSS rescore
  40. 2026-05-31 22:28 UTCEPSS rescore
  41. 2026-05-31 00:13 UTCEPSS rescore
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  43. 2026-05-30 20:22 UTCEG score recompute
  44. 2026-05-30 20:22 UTCGHSA enrichment
  45. 2026-05-29 13:40 UTCEPSS rescore
  46. 2026-05-28 13:42 UTCEPSS rescore
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  48. 2026-05-28 13:42 UTCEPSS rescore
  49. 2026-05-27 13:38 UTCEPSS rescore
  50. 2026-05-27 13:37 UTCEPSS rescore
  51. 2026-05-26 13:41 UTCEPSS rescore
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  53. 2026-05-26 07:16 UTCEPSS rescore
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  55. 2026-05-22 21:15 UTCEPSS rescore
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  57. 2026-05-20 22:37 UTCEPSS rescore
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  59. 2026-05-20 11:20 UTCEPSS rescore
  60. 2026-05-20 11:20 UTCEPSS rescore
  61. 2026-05-18 21:29 UTCEPSS rescore

Publicly available exploits

(1 reference)

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

  • Exploit-DBEDB-32353✓ verified
    First seen Sep 10, 2008

    Horde Application Framework 3.2.1 - Forward Slash Insufficient Filtering Cross-Site Scripting

    Open source ↗

Related CVEs(same CWE)

Frequently asked(4)

What is CVE-2008-3824?
CVE-2008-3824 is a none vulnerability published on September 12, 2008. Cross-site scripting (XSS) vulnerability in (1) Text_Filter/Filter/xss.php in Horde 3.1.x before 3.1.9 and 3.2.x before 3.2.2 and (2) externalinput.php in Popoon r22196 and earlier allows remote attackers to inject arbitrary web script or HTML by using / (slash) characters as replacements for…
When was CVE-2008-3824 disclosed?
CVE-2008-3824 was first published in the National Vulnerability Database on September 12, 2008, with the most recent update on April 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2008-3824 actively exploited?
CVE-2008-3824 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 91.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2008-3824?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2008-3824, 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.

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