CVE-2023-1827: A vulnerability has been found in SourceCodester Centralized Covid Vaccination Records System 1.0 and classifi

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MEDIUM 6.3DOWNGRADE

CVE-2023-1827 is a medium-severity flaw (CVSS 6.3) affecting centralized covid vaccination records system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability has been found in SourceCodester Centralized Covid Vaccination Records System 1.0 and classified as critical. This vulnerability affects unknown code of the file /vaccinated/admin/maintenance/manage_location.php of the component GET Parameter Handler. 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-224842 is the iden

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	0.7% (top 46%)
CISA exploited list	No
Weakness	CWE-89
Published	2023-04-04
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: centralized covid vaccination records system project

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

Am I affected?

Timeline

2023-04-04 10:15 UTCPublished CVE record published
2026-06-17 05:28 UTCUpdated Record last modified

centralized covid vaccination records system project centralized covid vaccination records system 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 centralized-covid-vaccination-records-system || rpm -q centralized-covid-vaccination-records-system || centralized-covid-vaccination-records-system --version

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

apt-cache madison centralized-covid-vaccination-records-system sudo apt install centralized-covid-vaccination-records-system=<VERSION_BEFORE_1.0> sudo apt-mark hold centralized-covid-vaccination-records-system

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

dnf --showduplicates list centralized-covid-vaccination-records-system sudo dnf downgrade centralized-covid-vaccination-records-system-<VERSION_BEFORE_1.0> sudo dnf versionlock add centralized-covid-vaccination-records-system

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-2023-1827?

centralized covid vaccination records system: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-1827 being exploited?

CVE-2023-1827 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-2023-1827 affect?

CVE-2023-1827 affects centralized covid vaccination records system. Severity is medium (CVSS 6.3). A vulnerability has been found in SourceCodester Centralized Covid Vaccination Records System 1.0 and classified as critical. This vulnerability affects unknown code of the file /vaccinated/admin/maintenance/manage_location.php of the compo

How urgent is CVE-2023-1827?

Priority 41/100. Public exploit reference

Software pages

PHP vulnerabilities

References

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