Vulnerability CVE-2018-12587
Published: 2018-08-13

Description:
A cross-site scripting (XSS) vulnerability was found in valeuraddons German Spelling Dictionary v1.3 (an Opera Browser add-on). Instead of providing text for a spelling check, remote attackers may inject arbitrary web script or HTML via the ajax query parameter in the URL Address Bar.

Type:

CWE-79

 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'))

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
German spelling dictionary project -> German spelling dictionary 

 References:
https://metamorfosec.com/Files/Advisories/METS-2018-003-A_XSS_Vulnerability_in_German_Spelling_Dictionary_1.3.txt
https://www.openbugbounty.org/reports/610381/
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