CVE-2012-4393
CWE-352Published: September 5, 2012· Updated: Jun 16, 2026
Official Description
Multiple cross-site request forgery (CSRF) vulnerabilities in ownCloud before 4.0.6 allow remote attackers to hijack the authentication of arbitrary users for requests that use (1) addBookmark.php, (2) delBookmark.php, or (3) editBookmark.php in bookmarks/ajax/; (4) calendar/delete.php, (5) calendar/edit.php, (6) calendar/new.php, (7) calendar/update.php, (8) event/delete.php, (9) event/edit.php, (10) event/move.php, (11) event/new.php, (12) import/import.php, (13) settings/setfirstday.php, (14) settings/settimeformat.php, (15) share/changepermission.php, (16) share/share.php, (17) or share/unshare.php in calendar/ajax/; (18) external/ajax/setsites.php, (19) files/ajax/delete.php, (20) files/ajax/move.php, (21) files/ajax/newfile.php, (22) files/ajax/newfolder.php, (23) files/ajax/rename.php, (24) files_sharing/ajax/email.php, (25) files_sharing/ajax/setpermissions.php, (26) files_sharing/ajax/share.php, (27) files_sharing/ajax/toggleresharing.php, (28) files_sharing/ajax/togglesharewitheveryone.php, (29) files_sharing/ajax/unshare.php, (30) files_texteditor/ajax/savefile.php, (31) files_versions/ajax/rollbackVersion.php, (32) gallery/ajax/createAlbum.php, (33) gallery/ajax/sharing.php, (34) tasks/ajax/addtask.php, (35) tasks/ajax/addtaskform.php, (36) tasks/ajax/delete.php, or (37) tasks/ajax/edittask.php in apps/; or administrators for requests that use (38) changepassword.php, (39) creategroup.php, (40) createuser.php, (41) disableapp.php, (42) enableapp.php, (43) lostpassword.php, (44) removegroup.php, (45) removeuser.php, (46) setlanguage.php, (47) setloglevel.php, (48) setquota.php, or (49) togglegroups.php in settings/ajax/.
Technical Analysis
CVE-2012-4393 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (10)
Quick Facts
Related CVEs (CWE-352)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2012-4393 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts