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CVE-2018-20979

The contact-form-7 plugin before 5.0.4 for WordPress has privilege escalation because of...

9.8 Critical

The contact-form-7 plugin before 5.0.4 for WordPress has privilege escalation because of capability_type mishandling in register_post_type.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

2.02%Up 1.6 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 9.8

The contact-form-7 plugin before 5.0.4 for WordPress has privilege escalation because of capability_type mishandling in register_post_type.

Record
CVE-2018-20979
CVSS 3.0
9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Updated
2026-11-02
CVE List No score

The contact-form-7 plugin before 5.0.4 for WordPress has privilege escalation because of capability_type mishandling in register_post_type.

Record
CVE-2018-20979
Updated
2026-11-02
EUVDEUVD-2018-13515 No score

The contact-form-7 plugin before 5.0.4 for WordPress has privilege escalation because of capability_type mishandling in register_post_type.

Record
EUVD-2018-13515
Updated
2026-11-03
GitHub AdvisoriesGHSA-hqpq-9m32-2jcv No score

The contact-form-7 plugin before 5.0.4 for WordPress has privilege escalation because of...

The contact-form-7 plugin before 5.0.4 for WordPress has privilege escalation because of capability_type mishandling in register_post_type.

Record
GHSA-hqpq-9m32-2jcv
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2018-20979 is a critical vulnerability (CVSS 9.8) in Rocklobster Contact Form 7, published August 22, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.02%, the 81st percentile. No source names a fixed version.

References

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