CVE-2017-1002027: Vulnerability in wordpress plugin rk-responsive-contact-form v1.0, The variable $delid isn't sanitized before

This week

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2017-1002027 is a critical-severity flaw (CVSS 9.8) affecting rk-responsive-contact-form. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vulnerability in wordpress plugin rk-responsive-contact-form v1.0, The variable $delid isn't sanitized before being passed into an SQL query in file ./rk-responsive-contact-form/include/rk_user_list.php.

Why this priority

Critical severity
Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	2.6% (top 15%)
CISA exploited list	No
Weakness	CWE-89
Published	2017-09-14
Last modified	2026-06-17

Publisher (CNA): Larry Cashdollar · Vendor: rayanehdownload

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

Am I affected?

Timeline

2017-09-14 13:29 UTCPublished CVE record published
2026-06-17 00:59 UTCUpdated Record last modified

rayanehdownload rk-responsive-contact-form DOWNGRADE

Affected: 1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

apt-cache policy rk-responsive-contact-form || rpm -q rk-responsive-contact-form || rk-responsive-contact-form --version

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison rk-responsive-contact-form sudo apt install rk-responsive-contact-form=<VERSION_BEFORE_1.0> sudo apt-mark hold rk-responsive-contact-form

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list rk-responsive-contact-form sudo dnf downgrade rk-responsive-contact-form-<VERSION_BEFORE_1.0> sudo dnf versionlock add rk-responsive-contact-form

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2017-1002027?

rk-responsive-contact-form: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2017-1002027 being exploited?

CVE-2017-1002027 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-2017-1002027 affect?

CVE-2017-1002027 affects rk-responsive-contact-form. Severity is critical (CVSS 9.8). Vulnerability in wordpress plugin rk-responsive-contact-form v1.0, The variable $delid isn't sanitized before being passed into an SQL query in file ./rk-responsive-contact-form/include/rk_user_list.php.

How urgent is CVE-2017-1002027?

Priority 66/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

WordPress vulnerabilities · PHP vulnerabilities

References

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