CVE-2023-41956: Improper Authentication vulnerability in smp7, wp.Insider Simple Membership.This issue affects Simple Membersh

Q: How do I fix CVE-2023-41956?

simple membership: upgrade to 4.3.5. Exact commands for each OS are on this page.

Q: Is CVE-2023-41956 being exploited?

CVE-2023-41956 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-2023-41956 affect?

CVE-2023-41956 affects simple membership. Severity is high (CVSS 8.8). Improper Authentication vulnerability in smp7, wp.Insider Simple Membership.This issue affects Simple Membership: from n/a through 4.3.4.

This month

HIGH 8.8UPGRADE

CVE-2023-41956 is a high-severity flaw (CVSS 8.8) affecting simple membership. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Improper Authentication vulnerability in smp7, wp.Insider Simple Membership.This issue affects Simple Membership: from n/a through 4.3.4.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.9% (top 40%)
CISA exploited list	No
Weakness	CWE-287
Published	2024-05-17
Last modified	2026-06-17

Publisher (CNA): Patchstack · Vendor: simple-membership-plugin

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

Am I affected?

Timeline

2024-05-17 07:16 UTCPublished CVE record published
2026-06-17 06:23 UTCUpdated Record last modified

simple-membership-plugin simple membership UPGRADE

Affected: < 4.3.5

Fixed in: 4.3.5

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy simple-membership || rpm -q simple-membership || simple-membership --version

2. UPGRADE to 4.3.5 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade simple-membership

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade simple-membership

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-2023-41956?

simple membership: upgrade to 4.3.5. Exact commands for each OS are on this page.

Is CVE-2023-41956 being exploited?

CVE-2023-41956 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-2023-41956 affect?

CVE-2023-41956 affects simple membership. Severity is high (CVSS 8.8). Improper Authentication vulnerability in smp7, wp.Insider Simple Membership.This issue affects Simple Membership: from n/a through 4.3.4.

How urgent is CVE-2023-41956?

Priority 46/100. High severity

Related CVEs

CVE-2024-4383 MEDIUM 6.4 UPGRADE The Simple Membership plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'swpm
CVE-2024-49682 MEDIUM 4.7 UPGRADE URL Redirection to Untrusted Site ('Open Redirect') vulnerability in wp.insider Simple Membership simple-membe
CVE-2024-22308 LOW 3.4 UPGRADE URL Redirection to Untrusted Site ('Open Redirect') vulnerability in smp7, wp.Insider Simple Membership.This i
CVE-2024-1985 MEDIUM 4.7 UPGRADE The Simple Membership plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'Display Name'
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References

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