CVE-2021-44655: Online Pre-owned/Used Car Showroom Management System 1.0 contains a SQL injection authentication bypass vulner

This week

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2021-44655 is a critical-severity flaw (CVSS 9.8) affecting online pre-owned\/used car showroom management system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Online Pre-owned/Used Car Showroom Management System 1.0 contains a SQL injection authentication bypass vulnerability. Admin panel authentication can be bypassed due to SQL injection vulnerability in the login form allowing attacker to get admin access on the application.

Why this priority

Critical severity
EPSS top 7%: very likely to be exploited
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	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	6.0% (top 7%)
CISA exploited list	No
Weakness	CWE-89
Published	2021-12-15
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: online pre-owned\/used car showroom management system project

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

Am I affected?

Timeline

2021-12-15 16:15 UTCPublished CVE record published
2026-06-17 04:12 UTCUpdated Record last modified

online pre-owned\/used car showroom management system project online pre-owned\/used car showroom management 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 online-pre-ownedused-car-showroom-management-system || rpm -q online-pre-ownedused-car-showroom-management-system || online-pre-ownedused-car-showroom-management-system --version

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

apt-cache madison online-pre-ownedused-car-showroom-management-system sudo apt install online-pre-ownedused-car-showroom-management-system=<VERSION_BEFORE_1.0> sudo apt-mark hold online-pre-ownedused-car-showroom-management-system

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

dnf --showduplicates list online-pre-ownedused-car-showroom-management-system sudo dnf downgrade online-pre-ownedused-car-showroom-management-system-<VERSION_BEFORE_1.0> sudo dnf versionlock add online-pre-ownedused-car-showroom-management-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.

Public exploits and detection

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

Exploit-DB: Online Pre-owned/Used Car Showroom Management System 1.0 - SQLi Authentication Bypass

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-2021-44655?

online pre-owned\/used car showroom management system: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2021-44655 being exploited?

CVE-2021-44655 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-2021-44655 affect?

CVE-2021-44655 affects online pre-owned\/used car showroom management system. Severity is critical (CVSS 9.8). Online Pre-owned/Used Car Showroom Management System 1.0 contains a SQL injection authentication bypass vulnerability. Admin panel authentication can be bypassed due to SQL injection vulnerability in the login form allowing attacker to get

How urgent is CVE-2021-44655?

Priority 68/100. Critical severity; EPSS top 7%: very likely to be exploited; Public exploit reference; Remotely exploitable, no login, no user action

References

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