Is Contact Form 7 safe?

No known vulnerability affects the current version (6.2.4.1). 12 issues were found in earlier versions and fixed, the latest disclosed on Apr 15, 2025.

Checked 5 days ago against the WPVulnerability database, for version 6.2.4.1.

How it’s looked after

Last release: Oct 29, 2026 (1 week ago)
Releases in the last year: 11
Tested up to: WordPress 7.1.4
Support resolved: 26 of 85 threads in two months
Active installs: 10M+

12 known vulnerabilities

2 critical
1 high
3 medium
6 not rated

None affects the current version.

Disclosed each year

20143
20182
20202
20231
20242
20251

Every known vulnerability in Contact Form 7

Newest first, with any that affect the current version at the top.

medium
Order Replay Vulnerability
Fixed in 6.0.6 · CVE-2025-3247 · Apr 15, 2025 · Wordfence
medium
Unauthenticated Open Redirect
Fixed in 5.9.5 · CVE-2024-4704 · Jun 5, 2024 · Wordfence
medium
Reflected Cross-Site Scripting
Fixed in 5.9.2 · CVE-2024-2242 · Mar 13, 2024 · Wordfence
high
Authenticated (Editor+) Arbitrary File Upload
Fixed in 5.8.4 · CVE-2023-6449 · Nov 30, 2023 · Wordfence
Unrestricted File Upload vulnerability
Fixed in 5.3.2 · Dec 17, 2020 · Patchstack
critical
Arbitrary File Upload via Bypass
Fixed in 5.3.2 · CVE-2020-35489 · Dec 17, 2020 · Wordfence
Privilege Escalation vulnerability
Fixed in 5.0.4 · Sep 13, 2018 · Patchstack
critical
Authorization Bypass
Fixed in 5.0.4 · CVE-2018-20979 · Sep 4, 2018 · Wordfence
Arbitrary File Upload
Fixed in 3.5.3 · Aug 1, 2014 · Wordfence
Remote Code Execution
Fixed in 3.5.3 · Aug 1, 2014 · Patchstack
CAPTCHA Bypass
Fixed in 3.7.2 · CVE-2014-2265 · Feb 26, 2014 · Wordfence
File Upload Remote Code Execution
Fixed in 3.5.3 · WPScan

Questions about Contact Form 7’s security

Is Contact Form 7 safe to use?

No known vulnerability affects its current version. Earlier versions had issues that are now fixed, so keep Contact Form 7 updated: most attacks target sites that haven’t updated.

Does Contact Form 7 have known security vulnerabilities?

None that affect the current version. WPVulnerability’s database lists 12 older issues, fixed in earlier versions, so keep Contact Form 7 up to date.

Is Contact Form 7 still maintained?

Yes. Its last release was 1 week ago. Its authors resolved 26 of the 85 support threads opened in the last two months.

Is Contact Form 7 compatible with the latest WordPress?

Yes. It’s tested up to WordPress 7.1.4, the current version.

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Vulnerability data from WPVulnerability (CC0), which gathers records from CVE, Wordfence, Patchstack and WPScan. A clean record isn’t a guarantee: keep every plugin updated.