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.
CVE-2012-6636
- No confirmed exploitation signals yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 98.5%
- KEV
- Not listed
Published
March 3, 2014
Last Modified
April 29, 2026
References (16)
- cve@mitrehttp://50.56.33.56/blog/?p=314
- cve@mitrehttp://developer.android.com/reference/android/os/Build.VERSION_CODES.html#JELLY_BEAN_MR1
- cve@mitrehttp://developer.android.com/reference/android/webkit/WebView.html#addJavascriptInterface%28java.lang.Object%2C%20java.lang.String%29
- cve@mitrehttp://jvn.jp/en/jp/JVN62161191/index.html
- cve@mitrehttp://openwall.com/lists/oss-security/2014/02/07/9
- cve@mitrehttp://www.cs.utexas.edu/~shmat/shmat_ndss14nofrak.pdf
- cve@mitrehttp://www.internetsociety.org/ndss2014/programme#session3
- cve@mitrehttps://support.lenovo.com/us/en/product_security/len_6421
- af854a3a-2127-422b-91ae-364da2661108http://50.56.33.56/blog/?p=314
- af854a3a-2127-422b-91ae-364da2661108http://developer.android.com/reference/android/os/Build.VERSION_CODES.html#JELLY_BEAN_MR1
- af854a3a-2127-422b-91ae-364da2661108http://developer.android.com/reference/android/webkit/WebView.html#addJavascriptInterface%28java.lang.Object%2C%20java.lang.String%29
- af854a3a-2127-422b-91ae-364da2661108http://jvn.jp/en/jp/JVN62161191/index.html
- af854a3a-2127-422b-91ae-364da2661108http://openwall.com/lists/oss-security/2014/02/07/9
- af854a3a-2127-422b-91ae-364da2661108http://www.cs.utexas.edu/~shmat/shmat_ndss14nofrak.pdf
- af854a3a-2127-422b-91ae-364da2661108http://www.internetsociety.org/ndss2014/programme#session3
Data Freshness Timeline
(refreshed 4× in last 7d / 25× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-05 02:26 UTCEPSS rescore
- 2026-07-01 15:02 UTCEPSS rescore
- 2026-06-30 23:19 UTCEPSS rescore
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- 2026-06-29 14:02 UTCEPSS rescore
- 2026-06-28 04:53 UTCEPSS rescore
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- 2026-06-25 13:46 UTCEPSS rescore
- 2026-06-23 21:30 UTCEPSS rescore
- 2026-06-21 01:57 UTCEPSS rescore
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- 2026-06-18 17:49 UTCEPSS rescore
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- 2026-06-17 17:49 UTCEPSS rescore
- 2026-06-17 17:49 UTCEPSS rescore
- 2026-06-16 17:49 UTCEPSS rescore
- 2026-06-16 17:49 UTCEPSS rescore
- 2026-06-15 17:44 UTCEPSS rescore
- 2026-06-14 23:14 UTCEPSS rescore
- 2026-06-13 22:57 UTCEPSS rescore
- 2026-06-12 23:08 UTCEPSS rescore
- 2026-06-11 13:56 UTCEPSS rescore
- 2026-06-10 13:18 UTCEPSS rescore
- 2026-06-08 14:14 UTCEPSS rescore
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- 2026-06-07 15:22 UTCEPSS rescore
- 2026-06-06 13:45 UTCEPSS rescore
- 2026-06-06 13:45 UTCEPSS rescore
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- 2026-06-05 22:44 UTCEPSS rescore
- 2026-06-05 06:08 UTCEPSS rescore
- 2026-06-05 06:08 UTCEPSS rescore
- 2026-06-02 20:10 UTCEPSS rescore
- 2026-06-02 20:10 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-05-31 22:28 UTCEPSS rescore
- 2026-05-31 22:28 UTCEPSS rescore
- 2026-05-31 00:14 UTCEPSS rescore
- 2026-05-31 00:14 UTCEPSS rescore
- 2026-05-29 13:41 UTCEPSS rescore
- 2026-05-29 13:41 UTCEPSS rescore
- 2026-05-28 20:10 UTCEG score recompute
- 2026-05-28 20:10 UTCGHSA enrichment
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-26 13:41 UTCEPSS rescore
- 2026-05-26 13:41 UTCEPSS rescore
- 2026-05-26 07:16 UTCEPSS rescore
- 2026-05-26 07:16 UTCEPSS rescore
- 2026-05-24 16:43 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-20 22:37 UTCEPSS rescore
- 2026-05-20 22:37 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
Publicly available exploits
(2 references)Working exploit code is in the public domain (1 Metasploit module) (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Exploit-DBEDB-41675✓ verifiedFirst seen Dec 21, 2012
Google Android 4.2 Browser and WebView - 'addJavascriptInterface' Code Execution (Metasploit)
Open source ↗ - Metasploitexploit/android/browser/webview_addjavascriptinterface✓ verifiedFirst seen Dec 21, 2012
Android Browser and WebView addJavascriptInterface Code Execution
Open source ↗
Frequently asked(4)
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