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CWE-287

4,461 CVEs • Abstraction: Class • Likelihood of Exploit: High

Improper Authentication

When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

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CVEs (4,461)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Scssboard
1Scssboard
Apr 23, 2026
Dec 15, 2008
N/A· v4
N/A· v3
7.5 HIGH· v2
admin/forums.php in sCssBoard 1.0, 1.1, 1.11, and 1.12 allows remote attackers to bypass authentication and gain administrative access via a large value of the current_user[users_level] parameter.
1Proclanmanager
1Pro Clan Manager
Apr 23, 2026
Dec 15, 2008
N/A· v4
N/A· v3
7.5 HIGH· v2
Session fixation vulnerability in Pro Clan Manager 0.4.2 and earlier allows remote attackers to hijack web sessions by setting the PHPSESSID parameter.
1Bandsitecms
1Bandsite Cms
Apr 23, 2026
Dec 12, 2008
N/A· v4
N/A· v3
7.5 HIGH· v2
BandSite CMS 1.1.4 allows remote attackers to bypass authentication and gain administrative access by setting the login_auth cookie to true.
1Microsoft
2Office Sharepoint Server
Search Server
Apr 23, 2026
Dec 10, 2008
N/A· v4
N/A· v3
7.5 HIGH· v2
Microsoft Office SharePoint Server 2007 Gold and SP1 and Microsoft Search Server 2008 do not properly perform authentication and authorization for administrative functions, which allows remote attackers to cause a denial...Show more
Microsoft Office SharePoint Server 2007 Gold and SP1 and Microsoft Search Server 2008 do not properly perform authentication and authorization for administrative functions, which allows remote attackers to cause a denial of service (server load), obtain sensitive information, and "create scripts that would run in the context of the site" via requests to administrative URIs, aka "Access Control Vulnerability."Show less
1Symantec
1Backup Exec For Windows Server
Apr 23, 2026
Dec 10, 2008
N/A· v4
N/A· v3
9.4 HIGH· v2
Multiple unspecified vulnerabilities in the Backup Exec remote-agent logon process in Symantec Backup Exec for Windows Servers 11.0 (aka 11d) builds 6235 and 7170, 12.0 build 1364, and 12.5 build 2213 allow remote attack...Show more
Multiple unspecified vulnerabilities in the Backup Exec remote-agent logon process in Symantec Backup Exec for Windows Servers 11.0 (aka 11d) builds 6235 and 7170, 12.0 build 1364, and 12.5 build 2213 allow remote attackers to bypass authentication, and read or delete files, via unknown vectors.Show less
1Sun
3Jdk
JreSdk
Apr 23, 2026
Dec 5, 2008
N/A· v4
N/A· v3
10.0 HIGH· v2
The "Java Update" feature for Java Runtime Environment (JRE) for Sun JDK and JRE 6 Update 10 and earlier; JDK and JRE 5.0 Update 16 and earlier; and SDK and JRE 1.4.2_18 and earlier does not verify the signature of the J...Show more
The "Java Update" feature for Java Runtime Environment (JRE) for Sun JDK and JRE 6 Update 10 and earlier; JDK and JRE 5.0 Update 16 and earlier; and SDK and JRE 1.4.2_18 and earlier does not verify the signature of the JRE that is downloaded, which allows remote attackers to execute arbitrary code via DNS man-in-the-middle attacks.Show less
1Gallery
1Gallery
Apr 23, 2026
Dec 1, 2008
N/A· v4
N/A· v3
6.8 MEDIUM· v2
Gallery 1.5.x before 1.5.10 and 1.6 before 1.6-RC3, when register_globals is enabled, allows remote attackers to bypass authentication and gain administrative via unspecified cookies. NOTE: some of these details are obt...Show more
Gallery 1.5.x before 1.5.10 and 1.6 before 1.6-RC3, when register_globals is enabled, allows remote attackers to bypass authentication and gain administrative via unspecified cookies. NOTE: some of these details are obtained from third party information.Show less
1Wportfolio
1Wportfolio
Apr 23, 2026
Nov 25, 2008
N/A· v4
N/A· v3
7.5 HIGH· v2
The account_save action in admin/userinfo.php in wPortfolio 0.3 and earlier does not require authentication and does not require knowledge of the original password, which allows remote attackers to change the admin accou...Show more
The account_save action in admin/userinfo.php in wPortfolio 0.3 and earlier does not require authentication and does not require knowledge of the original password, which allows remote attackers to change the admin account password via modified password and password_retype parameters.Show less
1Videoscript
1Videoscript
Apr 23, 2026
Nov 25, 2008
N/A· v4
N/A· v3
7.5 HIGH· v2
The password change feature (admin/cp.php) in VideoScript 4.0.1.50 and earlier does not check for administrative authentication and does not require knowledge of the original password, which allows remote attackers to ch...Show more
The password change feature (admin/cp.php) in VideoScript 4.0.1.50 and earlier does not check for administrative authentication and does not require knowledge of the original password, which allows remote attackers to change the admin account password via modified npass and npass1 parameters.Show less
1Clientsoftware
1Wincome Mpd Total
Apr 23, 2026
Nov 18, 2008
N/A· v4
N/A· v3
7.5 HIGH· v2
Client Software WinCom LPD Total 3.0.2.623 and earlier allows remote attackers to bypass authentication and perform administrative actions via vectors involving "simply skipping the auth stage."
1Castillocentral
1Ccleague
Apr 23, 2026
Nov 18, 2008
N/A· v4
N/A· v3
6.8 MEDIUM· v2
admin.php in CCleague Pro 1.2 allows remote attackers to bypass authentication by setting the type cookie value to admin.
1Jscape
1Secure Ftp Applet
Apr 23, 2026
Nov 18, 2008
N/A· v4
N/A· v3
7.5 HIGH· v2
JSCAPE Secure FTP Applet 4.8.0 and earlier does not ask the user to verify a new or mismatched SSH host key, which makes it easier for remote attackers to perform man-in-the-middle attacks.
1Trend Micro
1Serverprotect
Apr 23, 2026
Nov 17, 2008
N/A· v4
N/A· v3
10.0 HIGH· v2
Unspecified vulnerability in Trend Micro ServerProtect 5.7 and 5.58 allows remote attackers to execute arbitrary code via vectors related to obtaining "administrative access to the RPC interface."
1Easy Script
1Tlguesbook
Apr 23, 2026
Nov 13, 2008
N/A· v4
N/A· v3
7.5 HIGH· v2
TlGuestBook 1.2 allows remote attackers to bypass authentication and gain administrative access by setting the tlGuestBook_login cookie to admin.
3Canonical
DebianMozilla
5Debian Linux
FirefoxSeamonkey+2 more
Apr 23, 2026
Nov 13, 2008
N/A· v4
N/A· v3
7.5 HIGH· v2
The nsXMLHttpRequest::NotifyEventListeners method in Firefox 3.x before 3.0.4, Firefox 2.x before 2.0.0.18, Thunderbird 2.x before 2.0.0.18, and SeaMonkey 1.x before 1.1.13 allows remote attackers to bypass the same-orig...Show more
The nsXMLHttpRequest::NotifyEventListeners method in Firefox 3.x before 3.0.4, Firefox 2.x before 2.0.0.18, Thunderbird 2.x before 2.0.0.18, and SeaMonkey 1.x before 1.1.13 allows remote attackers to bypass the same-origin policy and execute arbitrary script via multiple listeners, which bypass the inner window check.Show less
1Microsoft
4Windows
Windows 2000Windows Server 2008+1 more
Apr 23, 2026
Nov 12, 2008
N/A· v4
N/A· v3
9.3 HIGH· v2
Microsoft Windows 2000 Gold through SP4, XP Gold through SP3, Server 2003 SP1 and SP2, Vista Gold and SP1, and Server 2008 allows remote SMB servers to execute arbitrary code on a client machine by replaying the NTLM cre...Show more
Microsoft Windows 2000 Gold through SP4, XP Gold through SP3, Server 2003 SP1 and SP2, Vista Gold and SP1, and Server 2008 allows remote SMB servers to execute arbitrary code on a client machine by replaying the NTLM credentials of a client user, as demonstrated by backrush, aka "SMB Credential Reflection Vulnerability." NOTE: some reliable sources report that this vulnerability exists because of an insufficient fix for CVE-2000-0834.Show less
1Zeeways
1Photovideotube
Apr 23, 2026
Nov 12, 2008
N/A· v4
N/A· v3
7.5 HIGH· v2
Zeeways PhotoVideoTube 1.1 and earlier allows remote attackers to bypass authentication and perform administrative tasks via a direct request to admin/home.php.
1Graphiks
1Myforum
Apr 23, 2026
Nov 12, 2008
N/A· v4
N/A· v3
7.5 HIGH· v2
Graphiks MyForum 1.3 allows remote attackers to bypass authentication and gain administrative access by setting the (1) myforum_login and (2) myforum_pass cookies to 1.
1Aflog
1Aflog
Apr 23, 2026
Oct 29, 2008
N/A· v4
N/A· v3
7.5 HIGH· v2
aflog 1.01 allows remote attackers to bypass authentication and gain administrative access by setting the aflog_auth_a cookie to "A" or "O" in (1) edit_delete.php, (2) edit_cat.php, (3) edit_lock.php, and (4) edit_form.p...Show more
aflog 1.01 allows remote attackers to bypass authentication and gain administrative access by setting the aflog_auth_a cookie to "A" or "O" in (1) edit_delete.php, (2) edit_cat.php, (3) edit_lock.php, and (4) edit_form.php.Show less
1Easy Script
1Tlads
Apr 23, 2026
Oct 29, 2008
N/A· v4
N/A· v3
7.5 HIGH· v2
tlAds 1.0 allows remote attackers to bypass authentication and gain administrative access by setting the tlAds_login cookie to "admin."