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CVE-2018-16159Gift Vouchers SQL Injection

The Gift Vouchers plugin through 2.0.1 for WordPress allows SQL Injection via the template_id parameter in a wp-admin/admin-ajax.php wpgv_doajax_front_template request.

Published Aug 30, 2018 · Updated Nov 21, 2024 · Also known as WORDFENCE-c42428c6-5d9d-4679-91fe-8ec6f3a3bf9e, c42428c6-5d9d-4679-91fe-8ec6f3a3bf9e

Key Facts

Patch immediately
  • CVE-2018-16159 is a critical-severity vulnerability (CVSS 9.8 v3.1) affecting Gift Vouchers (Codemenschen), gift-voucher (wordpress-plugin).
  • It is exploited in the wild, listed in CIRCL KEV, Industry KEV feed since Oct 14, 2023. No public exploit code is known.
  • EPSS estimates a 50% probability of exploitation in the next 30 days.
  • Fixed versions are available, including Gift Vouchers <=2.0.1, gift-voucher 4.1.8, Gift Vouchers 2.0.1.
  • Brandefense priority: patch immediately, because it is listed as exploited in the wild.

Scores

CVSS v3.1

9.8

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

EPSS (30-day exploit likelihood)

50%

Higher than 98.8% of all scored CVEs

Exploit maturity

Proof of concept

ATLAS score

47/100

Publication score, see How it works

Exploitation Verdict

KEV listed

Oct 14, 2023

Federal due date

None

No federal due date

Ransomware use

Not reported

Attributed actors

None named

Exploit & Defence Guidance

Exploit maturity

Proof of concept

Public exploit code

1

Proof-of-concept links

In-the-wild evidence

10

Reports of active use

Description

The Gift Vouchers plugin through 2.0.1 for WordPress allows SQL Injection via the template_id parameter in a wp-admin/admin-ajax.php wpgv_doajax_front_template request.

Known-Exploited Catalog Listings

CatalogAddedRemediation dueRansomware use
CIRCL KEVOct 14, 2023n/aNot reported
Industry KEV feedOct 14, 2023n/aNot reported

Affected Products

2 affected entries in total
ProductAffected versionsFixed in
Gift VouchersCodemenschenSee advisory2.0.1
gift-voucherwordpress-pluginSee advisory4.1.8

Patched Releases

Gift Vouchers

<=2.0.1

gift-voucher

4.1.8

Timeline

  1. Publicly disclosed

    Aug 30, 2018

  2. Added to CIRCL KEV

    Oct 14, 2023

  3. Added to Industry KEV feed

    Oct 14, 2023

  4. Last updated

    Nov 21, 2024

Weakness Type

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

FAQ

Common Questions.

Is CVE-2018-16159 On Your Attack Surface?

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Figures as of Oct 19, 2026. Compiled by Brandefense technologies from public vulnerability catalogs; scoring as described in How it works.

To report an error, contact Brandefense.