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Fencer Intel
medium 4.3

CVE-2014-8653 json

Cross-site scripting (XSS) vulnerability in Compal Broadband Networks (CBN) CH6640E and CG6640E Wireless Gateway 1.0 with firmware CH6640-3…

published 2014-11-06 12 y ago modified 2026-06-17 4 mo ago also EUVD-2014-8489

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.5%
EPSS 3.5% chance of exploitation in 30 days, percentile 89%
public exploits
1
Exploit-DB

Summary

Cross-site scripting (XSS) vulnerability in Compal Broadband Networks (CBN) CH6640E and CG6640E Wireless Gateway 1.0 with firmware CH6640-3.5.11.7-NOSH allows remote attackers to inject arbitrary web script or HTML via the userData cookie.

Timeline

  1. First public exploit (EDB-35075)
  2. Published

Exploit prediction

3.50% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-35075 CBN CH6640E/CG6640E Wireless Gateway Series - Multiple Vulnerabilities webapps, 2014-10-27
  • zeroscience.mk http://www.zeroscience.mk/en/vulnerabilities/ZSL-2014-5203.php referenced PoC, tagged "exploit" by a source, unverified
  • securityfocus.com http://www.securityfocus.com/bid/70762 referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.com http://packetstormsecurity.com/files/128860/CBN-CH6640E-CG6640E-Wireless-Gateway-XSS-CSRF-DoS-Disclosure.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.