CVE-2020-22278: phpMyAdmin through 5.0.2 allows CSV injection via Export Section

Q: How do I fix CVE-2020-22278?

phpmyadmin: upgrade to newer than 5.0.2. Exact commands for each OS are on this page.

Q: Is CVE-2020-22278 being exploited?

CVE-2020-22278 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2020-22278 affect?

CVE-2020-22278 affects phpmyadmin. Severity is high (CVSS 8.8). phpMyAdmin through 5.0.2 allows CSV injection via Export Section. NOTE: the vendor disputes this because "the CSV file is accurately generated based on the database contents.

Q: How urgent is CVE-2020-22278?

Priority 54/100. High severity; Public exploit reference

This month

HIGH 8.8UPGRADE

CVE-2020-22278 is a high-severity flaw (CVSS 8.8) affecting phpmyadmin. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

phpMyAdmin through 5.0.2 allows CSV injection via Export Section. NOTE: the vendor disputes this because "the CSV file is accurately generated based on the database contents.

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	1.5% (top 25%)
CISA exploited list	No
Weakness	CWE-1236
Published	2020-11-04
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: phpmyadmin

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

Am I affected?

Timeline

2020-11-04 17:15 UTCPublished CVE record published
2026-06-17 03:04 UTCUpdated Record last modified

phpmyadmin phpmyadmin UPGRADE

Affected: <= 5.0.2

Fixed in: newer than 5.0.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy phpmyadmin || rpm -q phpmyadmin || phpmyadmin --version

2. UPGRADE to newer than 5.0.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade phpmyadmin

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade phpmyadmin

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2020-22278?

phpmyadmin: upgrade to newer than 5.0.2. Exact commands for each OS are on this page.

Is CVE-2020-22278 being exploited?

CVE-2020-22278 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-2020-22278 affect?

CVE-2020-22278 affects phpmyadmin. Severity is high (CVSS 8.8). phpMyAdmin through 5.0.2 allows CSV injection via Export Section. NOTE: the vendor disputes this because "the CSV file is accurately generated based on the database contents.

How urgent is CVE-2020-22278?

Priority 54/100. High severity; Public exploit reference

Software pages

phpMyAdmin vulnerabilities

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References

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