CVE-2023-2218: A vulnerability has been found in SourceCodester Task Reminder System 1.0 and classified as critical

Routine

MEDIUM 6.3DOWNGRADE

CVE-2023-2218 is a medium-severity flaw (CVSS 6.3) affecting task reminder 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 Task Reminder System 1.0 and classified as critical. This vulnerability affects unknown code of the file /admin/user/manage_user.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. The identifier of this vulnerability is VDB-226984.

Why this priority

No elevated risk signals yet

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 49%)
CISA exploited list	No
Weakness	CWE-89
Published	2023-04-21
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: task reminder system project

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

Am I affected?

Timeline

2023-04-21 11:15 UTCPublished CVE record published
2026-06-17 05:52 UTCUpdated Record last modified

task reminder system project task reminder 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 task-reminder-system || rpm -q task-reminder-system || task-reminder-system --version

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

apt-cache madison task-reminder-system sudo apt install task-reminder-system=<VERSION_BEFORE_1.0> sudo apt-mark hold task-reminder-system

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

dnf --showduplicates list task-reminder-system sudo dnf downgrade task-reminder-system-<VERSION_BEFORE_1.0> sudo dnf versionlock add task-reminder-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-2023-2218?

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

Is CVE-2023-2218 being exploited?

CVE-2023-2218 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-2023-2218 affect?

CVE-2023-2218 affects task reminder system. Severity is medium (CVSS 6.3). A vulnerability has been found in SourceCodester Task Reminder System 1.0 and classified as critical. This vulnerability affects unknown code of the file /admin/user/manage_user.php. The manipulation of the argument id leads to sql injectio

How urgent is CVE-2023-2218?

Priority 35/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

Related CVEs

CVE-2025-0464 LOW 2.4 DOWNGRADE A vulnerability was found in SourceCodester Task Reminder System 1.0
CVE-2023-5814 MEDIUM 6.3 DOWNGRADE A vulnerability was found in SourceCodester Task Reminder System 1.0
CVE-2023-5813 MEDIUM 6.3 DOWNGRADE A vulnerability was found in SourceCodester Task Reminder System 1.0 and classified as critical
CVE-2023-31705 MEDIUM 5.4 DOWNGRADE A Reflected Cross-site scripting (XSS) vulnerability in Sourcecodester Task Reminder System 1.0 allows an auth
CVE-2023-2219 LOW 3.5 DOWNGRADE A vulnerability was found in SourceCodester Task Reminder System 1.0 and classified as problematic

References

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