CVE-2026-58028— Pretty-printed API output combined with centralauthtoken allows XSS with certain gadgets
Possible ATT&CK Techniques 2AI
T1059 · Command and Scripting Interpreter T1189 · Drive-by CompromiseAffected Version Matrix 2
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Wikimedia Foundation | CentralAuth | *< 1.46.0, 1.45.4, 1.44.6, 1.43.9 | affected |
| Wikimedia Foundation | MediaWiki | *< 1.46.0, 1.45.4, 1.44.6, 1.43.9 | affected |
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I. Basic Information for CVE-2026-58028
Vulnerability Information
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Vulnerability Title
Pretty-printed API output combined with centralauthtoken allows XSS with certain gadgets
Source: NVD (National Vulnerability Database)
Vulnerability Description
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki, Wikimedia Foundation CentralAuth. This vulnerability is associated with program files includes/Api/ApiFormatBase.Php, includes/Api/ApiHelp.Php, includes/ResourceLoader/Module.Php, includes/Hooks/Handlers/PageDisplayHookHandler.Php, includes/LogFormatter/PermissionChangeLogFormatter.Php. This issue affects MediaWiki: from * before 1.46.0, 1.45.4, 1.44.6, 1.43.9; CentralAuth: from * before 1.46.0, 1.45.4, 1.44.6, 1.43.9.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Wikimedia MediaWiki 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Wikimedia MediaWiki是美国Wikimedia基金会开源的一套自由免费的基于网络的Wiki引擎。该产品可用于部署内部的知识管理和内容管理系统。 Wikimedia MediaWiki 1.46.0之前版本、1.45.4之前版本、1.44.6之前版本和1.43.9之前版本存在跨站脚本漏洞，该漏洞源于对页面生成过程中输入的中和不当，可能导致跨站脚本攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Wikimedia Foundation | MediaWiki | * ~ 1.46.0, 1.45.4, 1.44.6, 1.43.9 | - | |
| Wikimedia Foundation | CentralAuth | * ~ 1.46.0, 1.45.4, 1.44.6, 1.43.9 | - |
II. Public POCs for CVE-2026-58028
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2026-58028 (1)
Same Patch Batch · Wikimedia Foundation · 2026-07-01 · 18 CVEs total
| CVE-2026-58038 | Stored XSS through javascript URLs in SVGs generated by EasyTimeline | |
| CVE-2026-8857 | Full RCE using EasyTimeline Extension | |
| CVE-2026-13706 | UrlShortener extension url validation can be bypassed due to difference between php url pa | |
| CVE-2026-13707 | Session fixation attacks on improperly configured OAuth 1.0a tools | |
| CVE-2026-58034 | Stored XSS through a system message when blocking a temporary account that's related to ot | |
| CVE-2026-58029 | Full Account Takeover from BotPasswords and OAuth via action=changeauthenticationdata | |
| CVE-2026-58036 | Users API leaks whether privileged users have their user groups disabled for lack of 2FA | |
| CVE-2026-58030 | SyntaxHighlight stored XSS via unsanitized 'linelinks' attribute | |
| CVE-2026-58033 | "Total number of distinct authors" statistic at action=info does not exclude revisions whe | |
| CVE-2026-58037 | Core log entries for exceptions and XSS issues in log entry formatting code that may be ca | |
| CVE-2026-58027 | QueryAbuseFilter API can be used to see the hit count of private filters, which is hidden | |
| CVE-2026-58031 | Stored i18n XSS in Special:ApiSandbox when a deprecated module is selected | |
| CVE-2026-58032 | mw.Api.getErrorMessage() may return injected HTML if used without errorformat=html | |
| CVE-2026-58024 | API identification of users on private wikis | |
| CVE-2026-58025 | Remote Code Execution via Unsafe Deserialization in LogItem Import | |
| CVE-2026-58026 | $wgNonincludableNamespaces can be bypassed by embedding redirect in other namespaces | |
| CVE-2026-58035 | Stored XSS through a system message in the codex version of Special:Block |
IV. Related Vulnerabilities
Same product: MediaWiki
- CVE-2026-58025
Remote Code Execution via Unsafe Deserialization in LogItem - CVE-2026-58029
Full Account Takeover from BotPasswords and OAuth via action - CVE-2026-58026
$wgNonincludableNamespaces can be bypassed by embedding redi - CVE-2026-58032
mw.Api.getErrorMessage() may return injected HTML if used wi - CVE-2026-58033
"Total number of distinct authors" statistic at action=info
Same vendor: Wikimedia Foundation
- CVE-2026-58025
Remote Code Execution via Unsafe Deserialization in LogItem - CVE-2026-58029
Full Account Takeover from BotPasswords and OAuth via action - CVE-2026-58026
$wgNonincludableNamespaces can be bypassed by embedding redi - CVE-2026-8857
Full RCE using EasyTimeline Extension - CVE-2026-58038
Stored XSS through javascript URLs in SVGs generated by Easy
Same weakness: CWE-79
- CVE-2026-55808
Drupal core - Moderately critical - Improper validation - SA - CVE-2026-15085
AI SEO/GEO Analyzer - Moderately critical - Cross-site Scrip - CVE-2026-15084
UI Patterns (SDC in Drupal UI) - Moderately critical - Cross - CVE-2026-15082
Siteimprove Analytics - Moderately critical - Cross-site Scr - CVE-2026-58591
Colorbox - Moderately critical - Cross-site scripting - SA-C
V. Comments for CVE-2026-58028
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