CVE-2012-6636
The Android API before 17 does not properly restrict the WebView.addJavascriptInterface method, which allows remote attackers to execute arbitrary methods of Java objects by using the Java Reflection API within crafted JavaScript code that is loaded…
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 38.5%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
Description
The Android API before 17 does not properly restrict the WebView.addJavascriptInterface method, which allows remote attackers to execute arbitrary methods of Java objects by using the Java Reflection API within crafted JavaScript code that is loaded into the WebView component in an application targeted to API level 16 or earlier, a related issue to CVE-2013-4710.
- CVSS 2.0
- 6.8 MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P
- EPSS
- 38.46% probability · 99th percentile
- Public exploits
- 1 in Exploit-DB · verified · first 21 December 2012
- CISA KEV
- Not listed
- Weakness
- CWE-264
- Affected
- google/android api
- Source
- cve@mitre.org
EPSS moved from 38.5% on 25 September 2026 to 38.5% on 4 November 2026. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”.
Public exploits (1)
Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.
References
- http://50.56.33.56/blog/?p=314
- http://developer.android.com/reference/android/os/Build.VERSION_CODES.html#JELLY_BEAN_MR1
- http://developer.android.com/reference/android/webkit/WebView.html#addJavascriptInterface%28java.lang.Object%2C%20java.lang.String%29
- http://jvn.jp/en/jp/JVN62161191/index.html
- http://openwall.com/lists/oss-security/2014/02/07/9
- http://www.cs.utexas.edu/~shmat/shmat_ndss14nofrak.pdfExploit
- http://www.internetsociety.org/ndss2014/programme#session3
- https://support.lenovo.com/us/en/product_security/len_6421
- http://50.56.33.56/blog/?p=314
- http://developer.android.com/reference/android/os/Build.VERSION_CODES.html#JELLY_BEAN_MR1
- http://developer.android.com/reference/android/webkit/WebView.html#addJavascriptInterface%28java.lang.Object%2C%20java.lang.String%29
- http://jvn.jp/en/jp/JVN62161191/index.html
- http://openwall.com/lists/oss-security/2014/02/07/9
- http://www.cs.utexas.edu/~shmat/shmat_ndss14nofrak.pdfExploit
- http://www.internetsociety.org/ndss2014/programme#session3
- https://support.lenovo.com/us/en/product_security/len_6421
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.