CVE-2020-11441: phpMyAdmin 5.0.2 allows CRLF injection, as demonstrated by %0D%0Astring%0D%0A inputs to login form fields caus

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MEDIUM 6.1DOWNGRADE

CVE-2020-11441 is a medium-severity flaw (CVSS 6.1) affecting phpmyadmin. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

phpMyAdmin 5.0.2 allows CRLF injection, as demonstrated by %0D%0Astring%0D%0A inputs to login form fields causing CRLF sequences to be reflected on an error page. NOTE: the vendor states "I don't see anything specifically exploitable.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	2.4% (top 16%)
CISA exploited list	No
Weakness	CWE-74
Published	2020-03-31
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

2020-03-31 17:15 UTCPublished CVE record published
2026-06-17 02:50 UTCUpdated Record last modified

phpmyadmin phpmyadmin DOWNGRADE

Affected: 5.0.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.0.2

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 5.0.2 (Debian / Ubuntu)

apt-cache madison phpmyadmin sudo apt install phpmyadmin=<VERSION_BEFORE_5.0.2> sudo apt-mark hold phpmyadmin

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

dnf --showduplicates list phpmyadmin sudo dnf downgrade phpmyadmin-<VERSION_BEFORE_5.0.2> sudo dnf versionlock add phpmyadmin

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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Nuclei scan template: phpMyAdmin 5.0.2 - CRLF Injection

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-2020-11441?

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

Is CVE-2020-11441 being exploited?

CVE-2020-11441 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-2020-11441 affect?

CVE-2020-11441 affects phpmyadmin. Severity is medium (CVSS 6.1). phpMyAdmin 5.0.2 allows CRLF injection, as demonstrated by %0D%0Astring%0D%0A inputs to login form fields causing CRLF sequences to be reflected on an error page. NOTE: the vendor states "I don't see anything specifically exploitable.

How urgent is CVE-2020-11441?

Priority 47/100. Public exploit reference

Software pages

phpMyAdmin vulnerabilities

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References

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