CVE-2025-40734
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 · uneditedReflected Cross-Site Scripting (XSS) vulnerability in Daily Expense Manager v1.0. This vulnerability allows an attacker to execute JavaScript code by sending a POST request through the password and confirm_password parameters in /register.php.
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 confidenceReflected XSS vulnerability in Daily Expense Manager v1.0 where the password and confirm_password POST parameters in /register.php are not properly sanitized, allowing injection of malicious JavaScript code that executes in the victim's browser when the crafted request is processed and reflected back.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE data= 1.0CVSS 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
- None
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
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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Confirm Daily Expense Manager v1.0 is installedLocate the application in your web root directory and check for version identifiers in source files, README, or application metadataAffected if The installed application is Code Projects Daily Expense Manager version 1.0
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Verify register.php exists and is accessibleCheck for the presence of register.php in the web application directory and confirm it handles user registrationAffected if register.php exists and processes POST requests for user registration
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Inspect the register.php source codeOpen register.php and examine how the password and confirm_password POST parameters are handled in the codeAffected if The code processes password and confirm_password without proper sanitization or output encoding
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Check for input validation on password fieldsSearch the register.php source for functions like htmlspecialchars, strip_tags, or other sanitization routines applied to password and confirm_passwordAffected if No sanitization functions are applied to these POST parameters before output
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Test for reflected input in responsesSubmit a benign test payload (such as a text string) in the password parameter and examine if the same value appears in the server response without encodingAffected if The password value is reflected back in the response unencoded, allowing potential script injection
If the application is Daily Expense Manager v1.0 and register.php reflects password/confirm_password POST parameters without sanitization or encoding, the environment is affected by this reflected XSS vulnerability.
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 dataImplement proper input validation and output encoding for the password and confirm_password fields in register.php to neutralize malicious script payloads.
- 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-2025-40734 — 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-2025-40734 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