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CVE-2026-3402· NVD / CVE Program· CNA VulDB

PHPGurukul Student Record Management System edit-course.php cross site scripting

A security vulnerability has been detected in PHPGurukul Student Record Management System up to 1.0. This vulnerability affects unknown code of the file /edit-course.php. Such manipulation of the argument Course Short Name leads to cross site scripting. The attack can be executed remotely. The exploit has been disclosed publicly and may be used.

LowCVSS 1.9 · v4.0—No exploit No fix recorded

Noroxi analysis

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Published
Mar 1, 2026
Updated
Jun 17, 2026
EPSS
0.4% · 28th percentile
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Report tools

JSON

Action score

7

Monitor

Low priority for now.

CVSS
7 / 40 · 1.9 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.4%

CISA SSVC decision

Exploitation
proof of concept
Automatable
no
Technical impact
partial

Vulnrichment: CISA's decision-tree inputs.

CNA vs NVD score

NVD
—
CNA · VulDB
4.8
NVD has not scored this yet; the score shown is the CNA’s.

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Affected systems

VendorProduct
phpgurukulstudent record system

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • phpgurukul student record system1.0

Versions reported by the vendor

Affected version ranges reported by the assigning authority (VulDB). Independent of NVD's CPE analysis and usually ahead of it.

  • PHPGurukul Student Record Management System

    • 1.0affected

Same product

phpgurukul: all records

Other highest-scoring records for the same primary product.

  • CVE-2021-26765SQL injection vulnerability in PHPGurukul Student Record System 4.0 allows remote attackers to execute arbitrary SQL statements, via the sid
    40Plan
  • CVE-2024-3770PHPGurukul Student Record System sql injection
    39Monitor
  • CVE-2024-3769PHPGurukul Student Record System login.php sql injection
    39Monitor
  • CVE-2021-26764SQL injection vulnerability in PHPGurukul Student Record System v 4.0 allows remote attackers to execute arbitrary SQL statements, via the i
    36Monitor
  • CVE-2021-26762SQL injection vulnerability in PHPGurukul Student Record System 4.0 allows remote attackers to execute arbitrary SQL statements, via the cid
    36Monitor
  • CVE-2024-3771PHPGurukul Student Record System edit-subject.php sql injection
    35Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

  • CVE-2024-44635107 days apartPHPGurukul Student Record System 3.20 is vulnerable to Cross Site Scripting (XSS) via adminname and aemailid parameters in /admin-profile.ph
    24Monitor
  • CVE-2026-34030 days apartPHPGurukul Student Record Management System edit-subject.php cross site scripting
    7Monitor

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • Administrator privileges are required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
Integrity
Availability
Attack vector
Network
Attack complexity
Low
Privileges required
High
User interaction
P
Scope
X

Weakness class (CWE)

CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/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

nvd-secondary

Root cause

User content is inserted into the page as HTML. The browser interprets the content as code rather than data.

The bug in code

The whole CWE-79 class

A representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.

Vulnerable

ts
commentEl.innerHTML = comment.body;

Fixed

ts
commentEl.textContent = comment.body;

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

ATT&CK techniques

—

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records