CVE-2023-7050Public exploitNetwork attack vector

Stored XSS via unencoded profile fields

Published Dec 21, 2023 · Updated Aug 2, 2024

Stored XSS in PHPGurukul Online Notes Sharing System 1.0 allows remote authenticated users to execute scripts through profile updates. The user/profile.php page stores name and email values and embeds them into HTML without sanitization or context-appropriate output encoding. Exploitation requires an account and a user to view the stored profile; injected script runs in the viewer's browser context.

CVSS severity5.4
Medium
EPSS probability0.50%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored XSS in PHPGurukul Online Notes Sharing System 1.0 allows remote authenticated users to execute scripts through profile updates. The user/profile.php page stores name and email values and embeds them into HTML without sanitization or context-appropriate output encoding. Exploitation requires an account and a user to view the stored profile; injected script runs in the viewer's browser context.

The record

CVE
CVE-2023-7050
Published
Dec 21, 2023
Updated
Aug 2, 2024
Vendor
PHPGurukul
Product
Online Notes Sharing System
Classifications
CWE-79, T1203
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Dec 21, 2023CVE publishedPublication date reported by the CVE source.
  2. Aug 2, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=1.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

PHPGurukul · Online Notes Sharing Systemversion=1.0

Published CVSS scores

4.0VulDBAV:N/AC:L/Au:S/C:N/I:P/A:N
5.4NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
3.5VulDBCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1203Exploitation for Client Execution

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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