# mybb.

Every CVE that names mybb among its affected products, newest first. Vendors and products are as the CNA wrote them.

## Records, newest first

- [MyBB: Contact page reflected XSS](https://agentprime.io/advisories/CVE-2026-45118.md)
  `CVE-2026-45118` · CVE record: mybb mybb · CVSS 9.3 Critical · Critical (CVSS 9+) · Not analysed yet · Published 18 Aug 2026 · Tags: Cross-site scripting (XSS)
- [MyBB: Installer database configuration RCE](https://agentprime.io/advisories/CVE-2026-45117.md)
  `CVE-2026-45117` · CVE record: mybb mybb · CVSS 9.8 Critical · Critical (CVSS 9+) · Not analysed yet · Published 18 Aug 2026 · Tags: Code injection
- [MyBB: ACP Recovery Codes CSRF](https://agentprime.io/advisories/CVE-2026-45129.md)
  `CVE-2026-45129` · CVE record: mybb mybb · CVSS 4.6 Medium · Not analysed yet · Published 18 Aug 2026 · Tags: Cross-site request forgery (CSRF)
- [MyBB: Mod CP report resolution missing authorization](https://agentprime.io/advisories/CVE-2026-45124.md)
  `CVE-2026-45124` · CVE record: mybb mybb · CVSS 4.3 Medium · Not analysed yet · Published 18 Aug 2026 · Tags: Broken access control
- [MyBB: Insufficient authorization for private calendar events](https://agentprime.io/advisories/CVE-2026-45120.md)
  `CVE-2026-45120` · CVE record: mybb mybb · CVSS 5.4 Medium · Not analysed yet · Published 18 Aug 2026 · Tags: Broken access control
- [MyBB: Buddy list corruption](https://agentprime.io/advisories/CVE-2026-47245.md)
  `CVE-2026-47245` · CVE record: mybb mybb · CVSS 4.3 Medium · Not analysed yet · Published 18 Aug 2026 · Tags: CWE-252
- [MyBB: Default CAPTCHA missing invalidation](https://agentprime.io/advisories/CVE-2026-45734.md)
  `CVE-2026-45734` · CVE record: mybb mybb · CVSS 5.3 Medium · Not analysed yet · Published 18 Aug 2026 · Tags: CWE-837
- [MyBB: Email User CRLF injection](https://agentprime.io/advisories/CVE-2026-45125.md)
  `CVE-2026-45125` · CVE record: mybb mybb · CVSS 5.3 Medium · Not analysed yet · Published 18 Aug 2026 · Tags: Other injection
- [MyBB: Insufficient permission check for calendar event move](https://agentprime.io/advisories/CVE-2026-45122.md)
  `CVE-2026-45122` · CVE record: mybb mybb · CVSS 4.3 Medium · Not analysed yet · Published 18 Aug 2026 · Tags: Broken access control
- [MyBB: ACP UTF-8 Conversion CSRF](https://agentprime.io/advisories/CVE-2026-45119.md)
  `CVE-2026-45119` · CVE record: mybb mybb · CVSS 4.6 Medium · Not analysed yet · Published 18 Aug 2026 · Tags: Cross-site request forgery (CSRF)
- [MyBB: ACP Questions state CSRF](https://agentprime.io/advisories/CVE-2026-45126.md)
  `CVE-2026-45126` · CVE record: mybb mybb · CVSS 3.5 Low · Not analysed yet · Published 18 Aug 2026 · Tags: Cross-site request forgery (CSRF)
- [MyBB: Profile field type confusion XSS](https://agentprime.io/advisories/CVE-2026-45116.md)
  `CVE-2026-45116` · CVE record: mybb mybb · CVSS 8.7 High · Not analysed yet · Published 18 Aug 2026 · Tags: Cross-site scripting (XSS)
- [MyBB: Buddy/ignore list username XSS](https://agentprime.io/advisories/CVE-2026-45115.md)
  `CVE-2026-45115` · CVE record: mybb mybb · CVSS 8.7 High · Not analysed yet · Published 18 Aug 2026 · Tags: Cross-site scripting (XSS)
- [MyBB: Insufficient permission check for calendar select](https://agentprime.io/advisories/CVE-2026-45121.md)
  `CVE-2026-45121` · CVE record: mybb mybb · CVSS 4.3 Medium · Not analysed yet · Published 18 Aug 2026 · Tags: Broken access control
- [MyBB: Security Question insufficient validation](https://agentprime.io/advisories/CVE-2026-46482.md)
  `CVE-2026-46482` · CVE record: mybb mybb · CVSS 5.3 Medium · Not analysed yet · Published 18 Aug 2026 · Tags: CWE-636
- [MyBB: IPv6 SSRF](https://agentprime.io/advisories/CVE-2026-45123.md)
  `CVE-2026-45123` · CVE record: mybb mybb · CVSS 4.3 Medium · Not analysed yet · Published 18 Aug 2026 · Tags: Server-side request forgery (SSRF)
- [MyBB: ACP Users View Manager default CSRF](https://agentprime.io/advisories/CVE-2026-45128.md)
  `CVE-2026-45128` · CVE record: mybb mybb · CVSS 3.5 Low · Not analysed yet · Published 18 Aug 2026 · Tags: Cross-site request forgery (CSRF)
- [MyBB: ACP Mass Mail draft resend CSRF](https://agentprime.io/advisories/CVE-2026-45127.md)
  `CVE-2026-45127` · CVE record: mybb mybb · CVSS 3.5 Low · Not analysed yet · Published 18 Aug 2026 · Tags: Cross-site request forgery (CSRF)
- [MyBB 1.8.32 Authenticated Remote Code Execution via Chained Vulnerabilities](https://agentprime.io/advisories/CVE-2023-53979.md)
  `CVE-2023-53979` · CVE record: Mybb MyBB · CVSS 8.6 High · Not analysed yet · Published 22 Dec 2025 · Tags: Path traversal
- [MyBB may disclosure unviewable threads' titles in searches](https://agentprime.io/advisories/CVE-2025-48941.md)
  `CVE-2025-48941` · CVE record: mybb mybb · CVSS 5.3 Medium · Not analysed yet · Published 2 Jun 2025 · Tags: CWE-1230
- [MyBB's upgrade component vulnerable to local file inclusion](https://agentprime.io/advisories/CVE-2025-48940.md)
  `CVE-2025-48940` · CVE record: mybb mybb · CVSS 7.2 High · Not analysed yet · Published 2 Jun 2025 · Tags: Path traversal
- [Backups directory .htaccess deletion in. MyBB](https://agentprime.io/advisories/CVE-2024-23335.md)
  `CVE-2024-23335` · CVE record: mybb mybb · CVSS 4.7 Medium · Not analysed yet · Published 1 May 2024 · Tags: CWE-20
- [Incomplete disallowed remote addresses list in MyBB](https://agentprime.io/advisories/CVE-2024-23336.md)
  `CVE-2024-23336` · CVE record: mybb mybb · CVSS 5.0 Medium · Not analysed yet · Published 1 May 2024 · Tags: Server-side request forgery (SSRF), CWE-184
- [Visual editor persistent Cross-site Scripting (XSS) in MyBB](https://agentprime.io/advisories/CVE-2023-46251.md)
  `CVE-2023-46251` · CVE record: mybb mybb · CVSS 7.5 High · Not analysed yet · Published 6 Nov 2023 · Tags: Cross-site scripting (XSS)
- [Mail settings' command parameter injection in mybb](https://agentprime.io/advisories/CVE-2022-39265.md)
  `CVE-2022-39265` · CVE record: mybb mybb · CVSS 7.2 High · Not analysed yet · Published 6 Oct 2022 · Tags: Other injection
- [Remote code execution in mybb](https://agentprime.io/advisories/CVE-2022-24734.md)
  `CVE-2022-24734` · CVE record: mybb mybb · CVSS 7.2 High · Critical (CVSS 7+ and EPSS) · EPSS 0.78 · Not analysed yet · Published 9 Mar 2022 · Tags: Code injection
- [XSS in MyBB](https://agentprime.io/advisories/CVE-2020-15139.md)
  `CVE-2020-15139` · CVE record: MyBB MyBB · CVSS 8.8 High · Not analysed yet · Published 10 Aug 2020 · Tags: Cross-site scripting (XSS)

## Filters and formats

Filters are query parameters on this URL: `q` (words, as in a web search engine: `"a phrase"`, `OR`, `-word`; an id; a package or product name), `severity` (low, medium, high or critical), `critical=1`, `kev=1`, `ecosystem` (npm, pypi, packagist, go, maven, rubygems, crates, nuget, hex), `kind=package`, `assigner` (a CNA’s short name), `min_score` and `state`. Each record’s title links to its Markdown page.

- The same list as JSON: <https://api.agentprime.io/v1/advisories?technology=mybb>
- Every list: <https://agentprime.io/advisories.md>, critical: <https://agentprime.io/advisories/critical.md>; by weakness: <https://agentprime.io/advisories/tag/sql-injection.md> and the other tags in <https://agentprime.io/llms.txt>; by technology: `/advisories/technology/<slug>.md` (`fortinet-fortimail`)

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The web page: <https://agentprime.io/advisories/technology/mybb/>. Everything for agents: <https://agentprime.io/llms.txt>.