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TI-2012-02912 Aliases CVE-2012-3382GHSA-hfwc-qwvw-crw5

Cross-site scripting (XSS) vulnerability in the ProcessRequest function in…

Priority LOW 24CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Medium
Impact type
Cross-site scripting
Confidentiality · integrity · availability
None · Partial · None
Fix status
No fix listed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

Cross-site scripting (XSS) vulnerability in the ProcessRequest function in mcs/class/System.Web/System.Web/HttpForbiddenHandler.cs in Mono 2.10.8 and earlier allows remote attackers to inject arbitrary web script or HTML via a file with a crafted name and a forbidden extension, which is not properly handled in an error message.

Why it matters now

EPSS 0.01914 79th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:mono:mono:*:*:*:*:*:*:*:*up to 2.10.8Vulnerablemono
  • cpe:2.3:a:mono:mono:*:*:*:*:*:*:*:* Versions up to 2.10.8 Vulnerable ·mono

Remediation

No fixed version listed by the sources yet.

Vendor assessments

Red Hat

Red Hat's page for this CVE →

Not affected: 1 product
  • Red Hat

Timeline

  1. 2026-10-02 Threatist record created from CVE-2012-3382
  2. 2026-10-03 Alias added: GHSA-hfwc-qwvw-crw5

References

Exploit 1

Advisory 2

Other 2

  • TI-2010-04003 Mono, when Moonlight before 2.3.0.1 or 2.99.x before 2.99.0.10 is used, does not properly… CVSS 2.0HIGH 7.5
  • TI-2007-05007 Buffer overflow in the Mono.Math.BigInteger class in Mono 1.2.5.1 and earlier allows… CVSS 2.0HIGH 7.5
  • TI-2005-00466 Multiple cross-site scripting (XSS) vulnerabilities in the Mono 1.0.5 implementation of… CVSS 2.0MEDIUM 4.3
  • TI-2011-00852 Use-after-free vulnerability in Mono, when Moonlight 2.x before 2.4.1 or 3.x before… CVSS 2.0MEDIUM 6.8
  • TI-2011-00853 Use-after-free vulnerability in Mono, when Moonlight 2.x before 2.4.1 or 3.x before… CVSS 2.0MEDIUM 5.8
  • TI-2011-00850 The RuntimeHelpers.InitializeArray method in metadata/icall.c in Mono, when Moonlight 2.x… CVSS 2.0MEDIUM 5.8
See all 14 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences