CVE-2023-1566: A vulnerability was found in SourceCodester Medical Certificate Generator App 1.0

Routine

MEDIUM 6.3DOWNGRADE

CVE-2023-1566 is a medium-severity flaw (CVSS 6.3) affecting medical certificate generator app. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was found in SourceCodester Medical Certificate Generator App 1.0. It has been declared as critical. This vulnerability affects unknown code of the file action.php. The manipulation of the argument id leads to sql injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-223558 is the identifier assigned to this vulnerability.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	6.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.5% (top 58%)
CISA exploited list	No
Weakness	CWE-89
Published	2023-03-22
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: medical certificate generator app project

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

Am I affected?

Timeline

2023-03-22 14:15 UTCPublished CVE record published
2026-06-17 05:28 UTCUpdated Record last modified

medical certificate generator app project medical certificate generator app 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 medical-certificate-generator-app || rpm -q medical-certificate-generator-app || medical-certificate-generator-app --version

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

apt-cache madison medical-certificate-generator-app sudo apt install medical-certificate-generator-app=<VERSION_BEFORE_1.0> sudo apt-mark hold medical-certificate-generator-app

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

dnf --showduplicates list medical-certificate-generator-app sudo dnf downgrade medical-certificate-generator-app-<VERSION_BEFORE_1.0> sudo dnf versionlock add medical-certificate-generator-app

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-2023-1566?

medical certificate generator app: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-1566 being exploited?

CVE-2023-1566 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-2023-1566 affect?

CVE-2023-1566 affects medical certificate generator app. Severity is medium (CVSS 6.3). A vulnerability was found in SourceCodester Medical Certificate Generator App 1.0. It has been declared as critical. This vulnerability affects unknown code of the file action.php. The manipulation of the argument id leads to sql injection.

How urgent is CVE-2023-1566?

Priority 38/100. Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2026-1745 MEDIUM 4.3 DOWNGRADE A vulnerability was determined in SourceCodester Medical Certificate Generator App 1.0
CVE-2023-1006 LOW 3.5 DOWNGRADE A vulnerability was found in SourceCodester Medical Certificate Generator App 1.0
CVE-2023-0774 HIGH 7.3 DOWNGRADE A vulnerability has been found in SourceCodester Medical Certificate Generator App 1.0 and classified as criti
CVE-2023-0707 MEDIUM 5.5 DOWNGRADE A vulnerability was found in SourceCodester Medical Certificate Generator App 1.0
CVE-2023-0706 MEDIUM 6.3 DOWNGRADE A vulnerability, which was classified as critical, has been found in SourceCodester Medical Certificate Genera

References

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