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Dynamic Input Field Generator EUVDEUVD-2026-63796

| CVE-2026-77391 LOW
Cross-Site Request Forgery (CSRF) (CWE-352)
2026-08-21 VulDB GHSA-vqff-6xgv-jxfh
PHP CSRF Dynamic Input Field Generator Using Html Css And Php
2.1
CVSS 4.0 · Vendor: VulDB

Severity by source

Vendor (VulDB) PRIMARY
2.1 MEDIUM
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
vuln.today AI
4.3 MEDIUM

No attacker privileges required; victim must interact via browser; integrity-only impact on the application itself with no scope change.

3.1 AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
4.0 AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (VulDB).

CVSS VectorVendor: VulDB

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
P
Scope
X

Lifecycle Timeline

4
Severity Changed
Aug 21, 2026 - 02:22 NVD
MEDIUM LOW
CVSS changed
Aug 21, 2026 - 02:22 NVD
5.3 (MEDIUM) 2.1 (LOW)
Analysis Generated
Aug 21, 2026 - 02:14 vuln.today
CVE Published
Aug 21, 2026 - 01:15 cve.org
MEDIUM 5.3

DescriptionCVE.org

A security flaw has been discovered in SourceCodester Dynamic Input Field Generator Using HTML, CSS, and PHP 1.0. This affects an unknown function. The manipulation results in cross-site request forgery. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.

AnalysisAI

Cross-Site Request Forgery in SourceCodester Dynamic Input Field Generator Using HTML, CSS, and PHP 1.0 allows remote attackers to perform unauthorized state-changing actions on behalf of authenticated users without their knowledge. The attack requires passive victim interaction (UI:P per CVSS 4.0) - a logged-in user must be lured to a malicious page that silently submits forged requests to the application. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Attacker identifies authenticated victim of target application
Delivery
Attacker crafts CSRF payload page with forged form
Exploit
Victim lured to malicious page via phishing or embedded link
Execution
Browser auto-submits forged request with victim session credentials
Impact
Application processes unauthorized state-changing action
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Vulnerability AssessmentAI

Exploitation Exploitation requires that the victim be actively authenticated to the Dynamic Input Field Generator application at the time of the attack, and that the attacker successfully lures the authenticated user into visiting a malicious page or loading attacker-controlled content while their session is live (UI:P). … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 4.0 score of 5.3 (Medium) appropriately reflects limited real-world risk. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker crafts a malicious HTML page containing a hidden auto-submitting form targeting a state-changing endpoint in the Dynamic Input Field Generator application, then distributes the link via phishing or embeds it on a site the victim is likely to visit. When an authenticated user's browser loads the malicious page, it automatically forwards the victim's session cookies with the forged request, causing the application to process an unauthorized action on the victim's behalf. …
Remediation No vendor-released patched version has been identified at time of analysis; the SourceCodester project page (https://www.sourcecodester.com/) should be monitored for updated releases. … Detailed patch versions, workarounds, and compensating controls in full report.
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EUVD-2026-63796 vulnerability details – vuln.today
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