CVE-2026-57762
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedAuthor Cross Site Scripting (XSS) in Simple URLs <= 151 versions.
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · moderate confidenceCross-site scripting (XSS) vulnerability in the Simple URLs WordPress plugin affecting versions 151 and below. The description indicates this is an 'Author' level XSS, meaning users with Author-level WordPress privileges can inject malicious scripts through plugin parameters. The medium severity (5.9) suggests the exploit requires some user interaction or specific conditions but can lead to session hijacking or credential theft.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Network
- Complexity
- Low
- Privileges
- High
- User interaction
- Required
- Scope
- Changed
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Verify Simple URLs plugin is installedLog in to WordPress admin panel, navigate to Plugins > Installed Plugins, and search for 'Simple URLs' in the list. Alternatively, check the /wp-content/plugins/ directory for a folder named 'simple-urls' or similar.Affected if The Simple URLs plugin is present in the WordPress installation
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Identify the installed plugin versionIn WordPress admin, go to Plugins > Installed Plugins, find Simple URLs, and note the version number displayed beneath the plugin name. If using FTP/SSH, check the main plugin file (usually simple-urls.php) for the 'Version' header in the plugin comments.Affected if Version number is 151 or lower
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Confirm WordPress user roles existNavigate to Users > All Users in WordPress admin panel. Review the list to identify users assigned the 'Author' role or higher (Editor, Administrator).Affected if At least one user with Author-level privileges exists on the site
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Check plugin configuration for input fieldsNavigate to the Simple URLs plugin settings page (usually under Settings > Simple URLs or a dedicated menu item). Identify any input fields where URL parameters, redirects, or custom text can be entered.Affected if Plugin settings page is accessible and accepts user input
You are affected if Simple URLs plugin version 151 or below is installed on your WordPress site and you have users with Author-level permissions who can access the plugin settings.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
From vendor dataUpdate the Simple URLs plugin to a version newer than 151. If immediate update is not possible, restrict Author-level user permissions or disable the plugin until a patch is available. Review and sanitize all user inputs in the plugin.
- Consultation2.0 h
- Implementation4.0 h
- Testing3.0 h
- Review / QA1.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $2,800.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2026-57762 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2026-57762 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
- No spam, self-promotion, credentials, or personal data