CVE-2024-1827: A vulnerability was found in code-projects Library System 1.0 and classified as critical

This week

HIGH 7.3REMOTEDOWNGRADE

CVE-2024-1827 is a high-severity flaw (CVSS 7.3) affecting library system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was found in code-projects Library System 1.0 and classified as critical. This issue affects some unknown processing of the file Source/librarian/user/teacher/login.php. The manipulation of the argument username/password leads to sql injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-254615.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	7.3 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.7% (top 47%)
CISA exploited list	No
Weakness	CWE-89
Published	2024-02-23
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: code-projects

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

Am I affected?

Timeline

2024-02-23 18:15 UTCPublished CVE record published
2026-06-17 07:05 UTCUpdated Record last modified

code-projects library 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 library-system || rpm -q library-system || library-system --version

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

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

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

dnf --showduplicates list library-system sudo dnf downgrade library-system-<VERSION_BEFORE_1.0> sudo dnf versionlock add library-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-2024-1827?

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

Is CVE-2024-1827 being exploited?

CVE-2024-1827 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-2024-1827 affect?

CVE-2024-1827 affects library system. Severity is high (CVSS 7.3). A vulnerability was found in code-projects Library System 1.0 and classified as critical. This issue affects some unknown processing of the file Source/librarian/user/teacher/login.php. The manipulation of the argument username/password lea

How urgent is CVE-2024-1827?

Priority 49/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

Related CVEs

CVE-2025-13578 HIGH 7.3 DOWNGRADE A vulnerability has been found in code-projects Library System 1.0
CVE-2025-13579 MEDIUM 6.3 DOWNGRADE A vulnerability was found in code-projects Library System 1.0
CVE-2025-13580 MEDIUM 6.3 DOWNGRADE A vulnerability was determined in code-projects Library System 1.0
CVE-2025-7413 MEDIUM 6.3 DOWNGRADE A vulnerability classified as critical has been found in code-projects Library System 1.0
CVE-2025-7412 MEDIUM 6.3 DOWNGRADE A vulnerability was found in code-projects Library System 1.0

References

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