CVE-2026-25373
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 · uneditedImproper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in ProgressionStudios Vayvo vayvo-progression allows Reflected XSS.This issue affects Vayvo: from n/a through < 6.8.
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 confidenceThis is a reflected Cross-Site Scripting (XSS) vulnerability in the Vayvo WordPress theme by ProgressionStudios. The vulnerability exists because user-supplied input is not properly sanitized before being reflected back in web page content, allowing malicious scripts to be executed in the context of a victim's browser. The issue affects versions prior to 6.8.
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
- None
- User interaction
- Required
- Scope
- Changed
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
CVSS:3.1/AV:N/AC:L/PR:N/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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Locate the installed Vayvo theme versionNavigate to wp-content/themes/vayvo/ and open the style.css file. Look for the 'Version:' field in the theme header comment block at the top of the file.Affected if The version listed is lower than 6.8 (e.g., 6.7, 6.6, etc.) or if no version is specified and the theme is in use.
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Confirm theme is actively loadedAccess your WordPress admin dashboard and go to Appearance > Themes. Verify that Vayvo is the currently active theme.Affected if Vayvo is the active theme and its version is below 6.8.
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Identify user input parameters being reflectedReview the theme files in wp-content/themes/vayvo/ for PHP files that use $_GET, $_POST, or $_REQUEST to capture user input and then echo or print that input back to the page without sanitization functions like esc_html(), esc_attr(), or sanitize_text_field().Affected if Any theme template file reflects raw user input from query parameters without proper escaping.
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Test for reflected XSS in common vectorsIf the theme includes search functionality, submit a test payload like <script>alert(1)</script> in the search field and inspect the resulting page source to see if the payload is reflected as-is.Affected if The search query or other user-supplied parameters appear unmodified in the HTML output.
Your environment is affected if the Vayvo WordPress theme is active and its version is below 6.8, with any user-supplied parameters being reflected without sanitization in theme templates.
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 Vayvo theme to version 6.8 or later to obtain the security patch. Additionally, implement output encoding and input validation on any user-supplied parameters before reflecting them in page content.
- Consultation2.0 h
- Implementation2.0 h
- Testing2.0 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 $1,984.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2026-25373 — 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-2026-25373 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
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