WordPress WCFM Membership plugin <= 2.12.0 - Broken Access Control vulnerability
Written by anthropic/claude-haiku-5.5 from the sources below. Verify against them.
- Exploited
- No known exploitation
- Fix
- No fix listed
- Who is exposed
- Not reported
- Exploitation?/40Exploitation: unknown (data gap). No CISA SSVC exploitation rating yet
- Exposure3/25Reachable over the network · Data gap: No advisory context yet
- Reach?/20Reach: unknown (data gap). No tracked technology or package matched
- Severity4.3/10CVSS 4.3
- No patch5/5No patch listed yet
What would change the score
- Would score about 67 if added to CISA KEV
- Would score about 62 if CISA's SSVC rates exploitation active
- Would score about 31 if advisories confirm default setups are exposed
CVE-2026-39777 is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. No public exploit code is tracked. It is rated CVSS 4.3 (medium) and affects WCFM Membership; no fixed version is listed yet.
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- Published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- A 0-100 score for how much a CVE matters across the industry: exploitation, exposure, how widely the software is used, severity and whether a fix exists.What do these mean? →
- 12/100 · provisional
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
The WCFM Membership plugin for WordPress, used to manage membership features on WooCommerce multivendor marketplaces, is affected by this vulnerability. A missing authorization check allows users to bypass intended access restrictions and perform actions they should not be permitted to do.
Read the original description
Missing Authorization vulnerability in WC Lovers WCFM Membership wc-multivendor-membership allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects WCFM Membership: from n/a through 2.12.0.
Timeline
- CVE published
- Record last updated
- First seen by cve.now
Affected versions
- wc-multivendor-membership
through 2.12.0
Evidence 1
- Link
Corrections
None so far.
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Questions about CVE-2026-39777
Is CVE-2026-39777 being exploited?
It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.Source: cve.now feed data
Which versions are affected by CVE-2026-39777?
wc-multivendor-membership: through 2.12.0.Source: cve.now feed data