TI-2023-01955 Aliases CVE-2023-2079 GHSA-hxrw-m55w-9qx8

Buy Me a Coffee – Button and Widget Plugin <= 3.7 - Cross-Site Request Forgery

HIGH 70CWE-352Published 2023-07-11 · Updated 2026-04-08

Key facts

Attack vector: Network
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Tampering
Confidentiality · integrity · availability: Low · Low · Low
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-352.

Summary

The "Buy Me a Coffee – Button and Widget Plugin" plugin for WordPress is vulnerable to Cross-Site Request Forgery due to missing nonce validation on the recieve_post, bmc_disconnect, name_post, and widget_post functions in versions up to, and including, 3.7. This makes it possible for unauthenticated attackers to update the plugins settings, via a forged request granted the attacker can trick a site's administrator into performing an action such as clicking on a link.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00337 27th percentileScored 2026-11-07

Public exploit Yes 2 exploit referencesTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: Yes
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
buymeacoffee	Buy Me a Coffee – Button and Widget Plugin	up to 3.7	—	No fix listed	CNA

Buy Me a Coffee – Button and Widget Plugin Vendorbuymeacoffee Affected up to 3.7 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:buymeacoffee:buy_me_a_coffee::::::wordpress::*	before 3.8	Vulnerable	buymeacoffee

cpe:2.3:a:buymeacoffee:buy_me_a_coffee:*:*:*:*:*:wordpress:*:* Versions before 3.8 Vulnerable ·buymeacoffee

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2023-2079
2026-10-03 Alias added: GHSA-hxrw-m55w-9qx8

References

Exploit 2

Patch 1

https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2935565%40buymeacoffee&new=2935565%40buymeacoffee&sfp_email=&sfph_mail=

Advisory 1

https://www.wordfence.com/threat-intel/vulnerabilities/id/6309258e-e4fc-4edf-a771-2d82a9a85a5c?source=cve

TI-2023-01954 Buy Me a Coffee – Button and Widget Plugin <= 3.7 - Missing Authorization CVSS 3.1HIGH 7.3
TI-2023-02409 Buy Me a Coffee < 3.7 - Admin+ Stored XSS CVSS 3.1MEDIUM 4.8
TI-2023-01957 Buy Me a Coffee – Button and Widget Plugin <= 3.6 - Authenticated (Subscriber+) Stored Cross-Site Scripting CVSS 3.1MEDIUM 6.4
TI-2023-10503 WordPress Buy Me a Coffee plugin <= 3.7 - Broken Access Control vulnerability CVSS 3.1MEDIUM 4.3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences