Vulnerabilities (CVE)

Filtered by vendor Mybb Subscribe
Total 156 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2010-5096 1 Mybb 1 Mybb 2026-06-16 7.5 HIGH N/A
Multiple SQL injection vulnerabilities in MyBB (aka MyBulletinBoard) before 1.6.1 allow remote attackers to execute arbitrary SQL commands via the keywords parameter in a (1) do_search action to search.php or (2) do_stuff action to private.php. NOTE: the vendor disputes this issue, saying "Although this doesn't lead to an SQL injection, it does provide a general MyBB SQL error.
CVE-2010-4629 1 Mybb 1 Mybb 2026-06-16 5.0 MEDIUM N/A
MyBB (aka MyBulletinBoard) before 1.4.12 does not properly restrict uid values for group join requests, which allows remote attackers to cause a denial of service (resource consumption) by using guest access to submit join request forms for moderated groups, related to usercp.php and managegroup.php.
CVE-2010-4628 1 Mybb 1 Mybb 2026-06-16 5.0 MEDIUM N/A
member.php in MyBB (aka MyBulletinBoard) before 1.4.12 makes a certain superfluous call to the SQL COUNT function, which allows remote attackers to cause a denial of service (resource consumption) by making requests to member.php that trigger scans of the entire users table.
CVE-2010-4627 1 Mybb 1 Mybb 2026-06-16 6.8 MEDIUM N/A
Cross-site request forgery (CSRF) vulnerability in usercp2.php in MyBB (aka MyBulletinBoard) before 1.4.12 allows remote attackers to hijack the authentication of unspecified victims via unknown vectors.
CVE-2010-4626 1 Mybb 1 Mybb 2026-06-16 5.1 MEDIUM N/A
The my_rand function in functions.php in MyBB (aka MyBulletinBoard) before 1.4.12 does not properly use the PHP mt_rand function, which makes it easier for remote attackers to obtain access to an arbitrary account by requesting a reset of the account's password, and then conducting a brute-force attack.
CVE-2010-4625 1 Mybb 1 Mybb 2026-06-16 5.0 MEDIUM N/A
MyBB (aka MyBulletinBoard) before 1.4.12 does not properly handle a configuration with a visible forum that contains hidden threads, which allows remote attackers to obtain sensitive information by reading the Latest Threads block of the Portal Page.
CVE-2010-4624 1 Mybb 1 Mybb 2026-06-16 3.5 LOW N/A
MyBB (aka MyBulletinBoard) before 1.4.12 allows remote authenticated users to bypass intended restrictions on the number of [img] MyCodes by editing a post after it has been created.
CVE-2010-4522 1 Mybb 1 Mybb 2026-06-16 4.3 MEDIUM N/A
Multiple cross-site scripting (XSS) vulnerabilities in MyBB (aka MyBulletinBoard) 1.4.14, and 1.6.x before 1.6.1, allow remote attackers to inject arbitrary web script or HTML via vectors related to (1) editpost.php, (2) member.php, and (3) newreply.php.
CVE-2009-4813 1 Mybb 1 Mybb 2026-06-16 4.3 MEDIUM N/A
Cross-site scripting (XSS) vulnerability in myps.php in MyBB (aka MyBulletinBoard) 1.4.10 allows remote attackers to inject arbitrary web script or HTML via the username parameter in a donate action.
CVE-2009-4449 1 Mybb 1 Mybb 2026-06-16 6.3 MEDIUM 6.5 MEDIUM
Directory traversal vulnerability in MyBB (aka MyBulletinBoard) 1.4.10, and possibly earlier versions, when changing the user avatar from the gallery, allows remote authenticated users to determine the existence of files via directory traversal sequences in the avatar and possibly the gallery parameters, related to (1) admin/modules/user/users.php and (2) usercp.php.
CVE-2009-4448 1 Mybb 1 Mybb 2026-06-16 5.0 MEDIUM N/A
inc/functions_time.php in MyBB (aka MyBulletinBoard) 1.4.10, and possibly earlier versions, allows remote attackers to cause a denial of service (CPU consumption) via a crafted request with a large year value, which triggers a long loop, as reachable through member.php and possibly other vectors.
CVE-2008-7082 1 Mybb 1 Mybb 2026-06-16 6.8 MEDIUM N/A
MyBB (aka MyBulletinBoard) 1.4.3 includes the sensitive my_post_key parameter in URLs to moderation.php with the (1) mergeposts, (2) split, and (3) deleteposts actions, which allows remote attackers to steal the token and bypass the cross-site request forgery (CSRF) protection mechanism to hijack the authentication of moderators by reading the token from the HTTP Referer header.
CVE-2008-6198 2 Mybb, Mybboard 2 Mybb, Custom Pages Plugin 2026-06-16 7.5 HIGH N/A
SQL injection vulnerability in pages.php in Custom Pages 1.0 plugin for MyBulletinBoard (MyBB) allows remote attackers to execute arbitrary SQL commands via the page parameter.
CVE-2008-4930 1 Mybb 1 Mybb 2026-06-16 5.0 MEDIUM N/A
MyBB (aka MyBulletinBoard) 1.4.2 does not properly handle an uploaded file with a nonstandard file type that contains HTML sequences, which allows remote attackers to cause that file to be processed as HTML by Internet Explorer's content inspection, aka "Incomplete protection against MIME-sniffing." NOTE: this could be leveraged for XSS and other attacks.
CVE-2008-4929 1 Mybb 1 Mybb 2026-06-16 5.0 MEDIUM 7.5 HIGH
MyBB (aka MyBulletinBoard) 1.4.2 uses insufficient randomness to compose filenames of uploaded files used as attachments, which makes it easier for remote attackers to read these files by guessing filenames.
CVE-2008-4928 1 Mybb 1 Mybb 2026-06-16 4.3 MEDIUM N/A
Cross-site scripting (XSS) vulnerability in the redirect function in functions.php in MyBB (aka MyBulletinBoard) 1.4.2 allows remote attackers to inject arbitrary web script or HTML via the url parameter in a removesubscriptions action to moderation.php, related to use of the ajax option to request a JavaScript redirect. NOTE: this can be leveraged to execute PHP code and bypass cross-site request forgery (CSRF) protection.
CVE-2008-3967 1 Mybb 1 Mybb 2026-06-16 7.5 HIGH N/A
moderation.php in MyBB (aka MyBulletinBoard) before 1.4.1 does not properly check for moderator privileges, which has unknown impact and remote attack vectors.
CVE-2008-3966 1 Mybb 1 Mybb 2026-06-16 4.3 MEDIUM N/A
Multiple cross-site scripting (XSS) vulnerabilities in MyBB (aka MyBulletinBoard) before 1.4.1 allow remote attackers to inject arbitrary web script or HTML via (1) a certain referrer field in usercp2.php, (2) a certain location field in inc/functions_online.php, and certain (3) tsubject and (4) psubject fields in moderation.php.
CVE-2008-3965 1 Mybb 1 Mybb 2026-06-16 7.5 HIGH N/A
SQL injection vulnerability in misc.php in MyBB (aka MyBulletinBoard) before 1.4.1 allows remote attackers to execute arbitrary SQL commands via a certain editor field.
CVE-2008-3334 1 Mybb 1 Mybb 2026-06-16 4.3 MEDIUM N/A
Cross-site scripting (XSS) vulnerability in MyBB 1.2.x before 1.2.14 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors, possibly involving search.php.