Skip to main content
Press slash or control plus K to focus the search. Use the arrow keys to navigate results and press enter to open a threat.
Reconnecting to live updates…
EPSS 0.3%top 81%

A vulnerability has been found in code-projects Online Examination System 1.0. (CVE-2026-16220)

0
Low
Published: 07/19/2026 (07/19/2026, 09:31:36 UTC)
Source: GCVE Database

Description

A cross-site scripting (XSS) vulnerability exists in code-projects Online Examination System 1.0 in the /account.php?q=quiz endpoint. The vulnerability arises from improper handling of the eid parameter, allowing remote attackers to inject malicious scripts. The vulnerability has been publicly disclosed but no patch or fix information is currently available.

CVSS v4.0

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
Passive
Vuln. Confidentiality
None
Vuln. Integrity
Low
Vuln. Availability
None
Subsq. Confidentiality
None
Subsq. Integrity
None
Subsq. Availability
None
Scope
X
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

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 07/19/2026, 20:26:11 UTC

Technical Analysis

CVE-2026-16220 is a low-severity cross-site scripting vulnerability in code-projects Online Examination System 1.0. It affects the /account.php?q=quiz file where manipulation of the eid parameter leads to XSS. The attack can be launched remotely without privileges. The vulnerability is publicly disclosed, but no official patch or remediation details have been provided. The CVSS 4.0 vector indicates network attack vector, low complexity, no privileges required, user interaction required, and low impact on integrity.

Potential Impact

Successful exploitation allows an attacker to execute arbitrary scripts in the context of the affected web application, potentially leading to session hijacking, defacement, or other client-side impacts. The overall severity is low based on the CVSS vector and described impact.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, users should consider applying input validation or output encoding on the eid parameter to mitigate XSS risks.

Pro Console: star threats, build custom feeds, automate alerts via Slack, email & webhooks.Upgrade to Pro

Technical Details

Gcve Source
db.gcve.eu
Osv Id
GHSA-j99f-vprc-xv25
Osv Schema Version
1.4.0
Aliases
["CVE-2026-16220"]
Ecosystems
[]
Database Specific Severity
LOW
Cvss Version
4.0

Threat ID: 6a5d27af2a4a8d5989132aef

Added to database: 07/19/2026, 19:38:23 UTC

Last enriched: 07/19/2026, 20:26:11 UTC

Last updated: 07/20/2026, 14:26:33 UTC

Views: 13

Community Reviews

0 reviews

Crowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.

Sort by
Loading community insights…

Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.

Actions

PRO

Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.

Please log in to the Console to use AI analysis features.

Need more coverage?

Upgrade to Pro Console for AI refresh and higher limits.

For incident response and remediation, OffSeq services can help resolve threats faster.

Latest Threats

Breach by OffSeqOFFSEQFRIENDS — 25% OFF

Check if your credentials are on the dark web

Instant breach scanning across billions of leaked records. Free tier available.

Scan now
OffSeq TrainingCredly Certified

Lead Pen Test Professional

Technical5-day eLearningPECB Accredited
View courses