CVE-2020-36751: The Coupon Creator plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and inc

Q: How do I fix CVE-2020-36751?

coupon creator: upgrade to newer than 3.1. Exact commands for each OS are on this page.

Q: Is CVE-2020-36751 being exploited?

CVE-2020-36751 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2020-36751 affect?

CVE-2020-36751 affects coupon creator. Severity is medium (CVSS 4.3). The Coupon Creator plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 3.1. This is due to missing or incorrect nonce validation on the save_meta() function. This makes it possible for unauthen

Q: How urgent is CVE-2020-36751?

Priority 30/100. Public exploit reference

Routine

MEDIUM 4.3UPGRADE

CVE-2020-36751 is a medium-severity flaw (CVSS 4.3) affecting coupon creator. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Coupon Creator plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 3.1. This is due to missing or incorrect nonce validation on the save_meta() function. This makes it possible for unauthenticated attackers to save meta fields via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.5% (top 59%)
CISA exploited list	No
Weakness	CWE-352
Published	2023-10-20
Last modified	2026-06-17

Publisher (CNA): Wordfence · Vendor: jesseeproductions

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-10-20 08:15 UTCPublished CVE record published
2026-06-17 03:16 UTCUpdated Record last modified

jesseeproductions coupon creator UPGRADE

Affected: <= 3.1

Fixed in: newer than 3.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy coupon-creator || rpm -q coupon-creator || coupon-creator --version

2. UPGRADE to newer than 3.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade coupon-creator

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade coupon-creator

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2020-36751?

coupon creator: upgrade to newer than 3.1. Exact commands for each OS are on this page.

Is CVE-2020-36751 being exploited?

CVE-2020-36751 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2020-36751 affect?

CVE-2020-36751 affects coupon creator. Severity is medium (CVSS 4.3). The Coupon Creator plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 3.1. This is due to missing or incorrect nonce validation on the save_meta() function. This makes it possible for unauthen

How urgent is CVE-2020-36751?

Priority 30/100. Public exploit reference

Software pages

WordPress vulnerabilities

References

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