CVE-2023-51317Public exploitNetwork attack vector

Unauthenticated page-content manipulation via crafted parameters

Published Feb 20, 2025 · Updated Nov 4, 2025

HTML injection in PHPJabbers Restaurant Booking System 3.0 allows remote attackers to alter rendered page content via crafted parameters. Public records identify the affected parameters but do not disclose the processing locus or the missing validation or output-encoding operation. Requests require no authentication or user interaction; the established consequence is page-content manipulation, not server-side code execution.

CVSS severity6.5
Medium
EPSS probability0.43%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

HTML injection in PHPJabbers Restaurant Booking System 3.0 allows remote attackers to alter rendered page content via crafted parameters. Public records identify the affected parameters but do not disclose the processing locus or the missing validation or output-encoding operation. Requests require no authentication or user interaction; the established consequence is page-content manipulation, not server-side code execution.

The record

CVE
CVE-2023-51317
Published
Feb 20, 2025
Updated
Nov 4, 2025
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-94
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Feb 20, 2025CVE publishedPublication date reported by the CVE source.
  2. Nov 4, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

6.5INCIBE-CERTCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/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.

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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
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-94Improper Control of Generation of Code ('Code Injection')

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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