CVE-2010-1236
The protocolIs function in platform/KURLGoogle.cpp in WebCore in WebKit before r55822, as used in...
The protocolIs function in platform/KURLGoogle.cpp in WebCore in WebKit before r55822, as used in Google Chrome before 4.1.249.1036 and Flock Browser 3.x before 3.0.0.4112, does not properly handle whitespace at the beginning of a URL, which allows remote attackers to conduct cross-site scripting (XSS) attacks via a crafted javascript: URL, as demonstrated by a \x00javascript:alert sequence.
Exploit likelihood
What each source reports
NVD Score used
The protocolIs function in platform/KURLGoogle.cpp in WebCore in WebKit before r55822, as used in Google Chrome before 4.1.249.1036 and Flock Browser 3.x before 3.0.0.4112, does not properly handle whitespace at the beginning of a URL, which allows remote attackers to conduct cross-site scripting (XSS) attacks via a crafted javascript: URL, as demonstrated by a \x00javascript:alert sequence.
- Record
CVE-2010-1236- CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
The protocolIs function in platform/KURLGoogle.cpp in WebCore in WebKit before r55822, as used in Google Chrome before 4.1.249.1036 and Flock Browser 3.x before 3.0.0.4112, does not properly handle whitespace at the beginning of a URL, which allows remote attackers to conduct cross-site scripting (XSS) attacks via a crafted javascript: URL, as demonstrated by a \x00javascript:alert sequence.
- Record
CVE-2010-1236- Updated
- 2026-11-02
EUVDEUVD-2010-1266 No score
The protocolIs function in platform/KURLGoogle.cpp in WebCore in WebKit before r55822, as used in Google Chrome before 4.1.249.1036 and Flock Browser 3.x before 3.0.0.4112, does not properly handle whitespace at the beginning of a URL, which allows remote attackers to conduct cross-site scripting (XSS) attacks via a crafted javascript: URL, as demonstrated by a \x00javascript:alert sequence.
- Record
EUVD-2010-1266- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-qp79-v7x7-fmwp No score
The protocolIs function in platform/KURLGoogle.cpp in WebCore in WebKit before r55822, as used in...
The protocolIs function in platform/KURLGoogle.cpp in WebCore in WebKit before r55822, as used in Google Chrome before 4.1.249.1036 and Flock Browser 3.x before 3.0.0.4112, does not properly handle whitespace at the beginning of a URL, which allows remote attackers to conduct cross-site scripting (XSS) attacks via a crafted javascript: URL, as demonstrated by a \x00javascript:alert sequence.
- Record
GHSA-qp79-v7x7-fmwp- Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2010-1236 is a medium vulnerability (CVSS 4.3) in Flock, published April 1, 2010. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.36%, the 71st percentile. No source names a fixed version.
References
secunia.com/advisories/43068
src.chromium.org/viewvc/chrome?view=rev&revision=41244
vupen.com/english/advisories/2011/0212
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14067
googlechromereleases.blogspot.com/2010/03/stable-channel-update.html
bugs.webkit.org/show_bug.cgi?id=35948