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w3c online-spellchecker-py spellchecker cross site scripting

Priority LOW 28CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Cross-site scripting
Confidentiality · integrity · availability
Low · Low · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

A vulnerability was found in w3c online-spellchecker-py up to 20140130. It has been rated as problematic. This issue affects some unknown processing of the file spellchecker. The manipulation leads to cross site scripting. The attack may be initiated remotely. The complexity of an attack is rather high. The exploitation is known to be difficult. The identifier of the patch is d6c21fd8187c5db2a50425ff80694149e75d722e. It is recommended to apply a patch to fix this issue. The identifier VDB-248849 was assigned to this vulnerability.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00477 41st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
w3conline-spellchecker-py20140130—No fix listedCNA
  • online-spellchecker-py Vendorw3c Affected 20140130 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:w3:spell_checker:*:*:*:*:*:*:*:*before 2014-01-31VulnerableW3
  • cpe:2.3:a:w3:spell_checker:*:*:*:*:*:*:*:* Versions before 2014-01-31 Vulnerable ·W3

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2014-125108
  2. 2026-10-03 Alias added: GHSA-5868-pcx8-r4mq

References

  • TI-2025-01533 XML external entity injection in w3c CSS Validator CVSS 4.0HIGH 8.4
  • TI-2008-05027 Multiple stack-based buffer overflows in W3C Amaya Web Browser 10.0.1 allow remote… CVSS 2.0HIGH 10.0
  • TI-2008-05701 Multiple buffer overflows in the CheckUniqueName function in W3C Amaya Web Browser… CVSS 2.0HIGH 10.0
  • TI-2006-01845 Multiple buffer overflows in World Wide Web Consortium (W3C) Amaya 9.4, and possibly… CVSS 2.0HIGH 7.6
  • TI-2000-00079 The W3C CERN httpd HTTP server allows remote attackers to determine the real pathnames of… CVSS 2.0HIGH 7.5
  • TI-2002-01025 Cross-site scripting (XSS) vulnerability in W3C Jigsaw Proxy Server before 2.2.1 allows… CVSS 2.0MEDIUM 6.8
See all 13 →

Sources