CVE-2019-17661: A CSV injection in the codepress-admin-columns (aka Admin Columns) plugin 3.4.6 for WordPress allows malicious

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HIGH 8.8DOWNGRADE

CVE-2019-17661 is a high-severity flaw (CVSS 8.8) affecting admin columns. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A CSV injection in the codepress-admin-columns (aka Admin Columns) plugin 3.4.6 for WordPress allows malicious users to gain remote control of other computers. By choosing formula code as his first or last name, an attacker can create a user with a name that contains malicious code. Other users might download this data as a CSV file and corrupt their PC by opening it in a tool such as Microsoft Excel. The attacker could gain remote access to the

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	2.4% (top 16%)
CISA exploited list	No
Weakness	CWE-1236
Published	2019-11-08
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: admincolumns

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

Am I affected?

Timeline

2019-11-08 18:15 UTCPublished CVE record published
2026-06-17 02:24 UTCUpdated Record last modified

admincolumns admin columns DOWNGRADE

Affected: 3.4.6

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.4.6

1. Check installed version

apt-cache policy admin-columns || rpm -q admin-columns || admin-columns --version

2. No fixed release: DOWNGRADE to a release before 3.4.6 (Debian / Ubuntu)

apt-cache madison admin-columns sudo apt install admin-columns=<VERSION_BEFORE_3.4.6> sudo apt-mark hold admin-columns

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

dnf --showduplicates list admin-columns sudo dnf downgrade admin-columns-<VERSION_BEFORE_3.4.6> sudo dnf versionlock add admin-columns

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-2019-17661?

admin columns: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2019-17661 being exploited?

CVE-2019-17661 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-2019-17661 affect?

CVE-2019-17661 affects admin columns. Severity is high (CVSS 8.8). A CSV injection in the codepress-admin-columns (aka Admin Columns) plugin 3.4.6 for WordPress allows malicious users to gain remote control of other computers. By choosing formula code as his first or last name, an attacker can create a use

How urgent is CVE-2019-17661?

Priority 57/100. High severity; Public exploit reference

Software pages

WordPress vulnerabilities

Related CVEs

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CVE-2021-24365 MEDIUM 5.4 UPGRADE The Admin Columns WordPress plugin Free before 4.3.2 and Pro before 5.5.2 allowed to configure individual colu

References

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