CVE-2022-48079: Monnai aaPanel host system v1.5 contains an access control issue which allows attackers to escalate privileges

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CRITICAL 9.8REMOTEDOWNGRADE

CVE-2022-48079 is a critical-severity flaw (CVSS 9.8) affecting aapanel host system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Monnai aaPanel host system v1.5 contains an access control issue which allows attackers to escalate privileges and execute arbitrary code via uploading a crafted PHP file to the virtual host directory of the system.

Why this priority

Critical 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	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.4% (top 28%)
CISA exploited list	No
Weakness	CWE-434
Published	2023-02-02
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: mengnai

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

Am I affected?

Timeline

2023-02-02 21:22 UTCPublished CVE record published
2026-06-17 05:14 UTCUpdated Record last modified

mengnai aapanel host system DOWNGRADE

Affected: 1.5

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.5

1. Check installed version

apt-cache policy aapanel-host-system || rpm -q aapanel-host-system || aapanel-host-system --version

2. No fixed release: DOWNGRADE to a release before 1.5 (Debian / Ubuntu)

apt-cache madison aapanel-host-system sudo apt install aapanel-host-system=<VERSION_BEFORE_1.5> sudo apt-mark hold aapanel-host-system

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

dnf --showduplicates list aapanel-host-system sudo dnf downgrade aapanel-host-system-<VERSION_BEFORE_1.5> sudo dnf versionlock add aapanel-host-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-2022-48079?

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

Is CVE-2022-48079 being exploited?

CVE-2022-48079 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-2022-48079 affect?

CVE-2022-48079 affects aapanel host system. Severity is critical (CVSS 9.8). Monnai aaPanel host system v1.5 contains an access control issue which allows attackers to escalate privileges and execute arbitrary code via uploading a crafted PHP file to the virtual host directory of the system.

How urgent is CVE-2022-48079?

Priority 62/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

References

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