Vulnerability-Lookup

CVE-2026-39493 (GCVE-0-2026-39493)

Vulnerability from cvelistv5 – Published: 2026-06-15 20:17 – Updated: 2026-06-16 12:34

Title

WordPress Simply Schedule Appointments plugin <= 1.6.9.27 - SQL Injection vulnerability

Summary

Unauthenticated SQL Injection in Simply Schedule Appointments <= 1.6.9.27 versions.

Severity

9.3 (Critical)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-06-16 12:34 UTC

CWE

CWE-89 - Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

Assigner

Patchstack mitre root

References

1 reference

URL	Tags
https://patchstack.com/database/wordpress/plugin/…	vdb-entry

Impacted products

1 product

Vendor	Product	Version	CPE status
NSquared	Simply Schedule Appointments	Affected: n/a , ≤ 1.6.9.27 (custom)	guessed

Credits

Doan Dinh Van | Patchstack Bug Bounty Program

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2026-39493

Vulnerability from fkie_nvd - Published: 2026-06-15 21:16 - Updated: 2026-06-17 10:42

Severity

9.3 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L

Summary

Unauthenticated SQL Injection in Simply Schedule Appointments <= 1.6.9.27 versions.

References

	URL	Tags
	audit@patchstack.com	https://patchstack.com/database/wordpress/plugin/simply-schedule-appointments/vulnerability/wordpress-simply-schedule-appointments-plugin-1-6-9-27-sql-injection-vulnerability-2?_s_id=cve

Impacted products

	Vendor	Product	Version

JSON

To clipboard

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      "affectedData": [
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          "collectionURL": "https://wordpress.org/plugins",
          "defaultStatus": "unaffected",
          "packageName": "simply-schedule-appointments",
          "product": "Simply Schedule Appointments",
          "vendor": "NSquared",
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GHSA-87GP-C4MF-V6PP

Vulnerability from github – Published: 2026-06-15 21:30 – Updated: 2026-06-15 21:30

Details

Unauthenticated SQL Injection in Simply Schedule Appointments <= 1.6.9.27 versions.

Severity

9.3 (Critical)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-39493"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-89"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-06-15T21:16:44Z",
    "severity": "CRITICAL"
  },
  "details": "Unauthenticated SQL Injection in Simply Schedule Appointments \u003c= 1.6.9.27 versions.",
  "id": "GHSA-87gp-c4mf-v6pp",
  "modified": "2026-06-15T21:30:44Z",
  "published": "2026-06-15T21:30:44Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-39493"
    },
    {
      "type": "WEB",
      "url": "https://patchstack.com/database/wordpress/plugin/simply-schedule-appointments/vulnerability/wordpress-simply-schedule-appointments-plugin-1-6-9-27-sql-injection-vulnerability-2?_s_id=cve"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L",
      "type": "CVSS_V3"
    }
  ]
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CVE-2026-39493 (GCVE-0-2026-39493)

FKIE_CVE-2026-39493

GHSA-87GP-C4MF-V6PP

Tags

Sightings

Nomenclature

Related by attack behaviour