HOMEVULNERABILITIESCVE-2023-5495
CRITICAL

CVE-2023-5495

CWE-89Published: October 10, 2023· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

A vulnerability was found in QDocs Smart School 6.4.1. It has been classified as critical. This affects an unknown part of the file /course/filterRecords/ of the component HTTP POST Request Handler. The manipulation of the argument searchdata[0][title]/searchdata[0][searchfield]/searchdata[0][searchvalue] leads to sql injection. It is possible to initiate the attack remotely. The associated identifier of this vulnerability is VDB-241647. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

NVD Source

Risk Analysis

QDocs Smart School 6.4.1 contains a critical SQL injection vulnerability in the HTTP POST request handler. This allows remote attackers to manipulate database queries via specific search parameters.

No public exploit is known, and the vulnerability is not in the CISA KEV.

Recommended Action

Since the vendor has not responded, administrators should restrict access to the affected application and monitor for suspicious traffic.

Generated by the CTIWATCH analysis pipeline from this CVE's metadata (CVSS, EPSS, KEV status, exploit intelligence). Verify against vendor advisories before acting.

Technical Analysis

CVE-2023-5495 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

From a weakness classification perspective (CWE-89): SQL injection vulnerabilities allow attackers to manipulate database queries, potentially exposing or modifying sensitive data.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

qdocs1 product(s)
smart school
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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Official Patches & Advisories

All References (6)

https://vuldb.com/?ctiid.241647Permissions Required · Third Party Advisory
https://vuldb.com/?id.241647Third Party Advisory
https://vuldb.com/?ctiid.241647Permissions Required · Third Party Advisory
https://vuldb.com/?id.241647Third Party Advisory

Quick Facts

CVE IDCVE-2023-5495
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-89
CISA KEVNo
Affected1 vendor(s)
PublishedOct 10, 2023

Related CVEs (CWE-89)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2023-5495 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.