CVE-2023-7147: A vulnerability, which was classified as critical, was found in gopeak MasterLab up to 3.3.10

Q: How do I fix CVE-2023-7147?

masterlab: upgrade to newer than 3.3.10. Exact commands for each OS are on this page.

Q: Is CVE-2023-7147 being exploited?

CVE-2023-7147 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2023-7147 affect?

CVE-2023-7147 affects masterlab. Severity is medium (CVSS 6.3). A vulnerability, which was classified as critical, was found in gopeak MasterLab up to 3.3.10. Affected is the function base64ImageContent of the file app/ctrl/User.php. The manipulation of the argument image leads to unrestricted upload. I

Q: How urgent is CVE-2023-7147?

Priority 34/100. No elevated risk signals yet.

Routine

MEDIUM 6.3UPGRADE

CVE-2023-7147 is a medium-severity flaw (CVSS 6.3) affecting masterlab. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability, which was classified as critical, was found in gopeak MasterLab up to 3.3.10. Affected is the function base64ImageContent of the file app/ctrl/User.php. The manipulation of the argument image leads to unrestricted upload. It is possible to launch the attack remotely. VDB-249150 is the identifier assigned to this vulnerability.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.6% (top 51%)
CISA exploited list	No
Weakness	CWE-434
Published	2023-12-29
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: masterlab

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

Am I affected?

Timeline

2023-12-29 03:15 UTCPublished CVE record published
2026-06-17 06:52 UTCUpdated Record last modified

masterlab masterlab UPGRADE

Affected: <= 3.3.10

Fixed in: newer than 3.3.10

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy masterlab || rpm -q masterlab || masterlab --version

2. UPGRADE to newer than 3.3.10 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade masterlab

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade masterlab

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2023-7147?

masterlab: upgrade to newer than 3.3.10. Exact commands for each OS are on this page.

Is CVE-2023-7147 being exploited?

CVE-2023-7147 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-2023-7147 affect?

CVE-2023-7147 affects masterlab. Severity is medium (CVSS 6.3). A vulnerability, which was classified as critical, was found in gopeak MasterLab up to 3.3.10. Affected is the function base64ImageContent of the file app/ctrl/User.php. The manipulation of the argument image leads to unrestricted upload. I

How urgent is CVE-2023-7147?

Priority 34/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

Related CVEs

CVE-2023-7159 MEDIUM 4.7 UPGRADE A vulnerability was found in gopeak MasterLab up to 3.3.10
CVE-2023-7146 MEDIUM 6.3 UPGRADE A vulnerability, which was classified as critical, has been found in gopeak MasterLab up to 3.3.10
CVE-2023-7145 MEDIUM 6.3 UPGRADE A vulnerability classified as critical was found in gopeak MasterLab up to 3.3.10
CVE-2023-7144 MEDIUM 6.3 UPGRADE A vulnerability classified as critical has been found in gopeak MasterLab up to 3.3.10

References

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