CVE-2023-46474: File Upload vulnerability PMB v.7.4.8 allows a remote attacker to execute arbitrary code and escalate privileg

Q: How do I fix CVE-2023-46474?

pmb: upgrade to newer than 7.5.3. Exact commands for each OS are on this page.

Q: Is CVE-2023-46474 being exploited?

CVE-2023-46474 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-2023-46474 affect?

CVE-2023-46474 affects pmb. Severity is high (CVSS 7.2). File Upload vulnerability PMB v.7.4.8 allows a remote attacker to execute arbitrary code and escalate privileges via a crafted PHP file uploaded to the start_import.php file.

Q: How urgent is CVE-2023-46474?

Priority 55/100. High severity; EPSS top 2%: very likely to be exploited; Public exploit reference

This week

HIGH 7.2UPGRADE

CVE-2023-46474 is a high-severity flaw (CVSS 7.2) affecting pmb. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

File Upload vulnerability PMB v.7.4.8 allows a remote attacker to execute arbitrary code and escalate privileges via a crafted PHP file uploaded to the start_import.php file.

Why this priority

High severity
EPSS top 2%: very likely to be exploited
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	7.2 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	21.2% (top 2%)
CISA exploited list	No
Weakness	CWE-434
Published	2024-01-11
Last modified	2026-07-09

Publisher (CNA): MITRE · Vendor: sigb

Last updated 2026-07-09 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2024-01-11 22:15 UTCPublished CVE record published
2026-07-09 01:18 UTCUpdated Record last modified

sigb pmb UPGRADE

Affected: <= 7.5.3

Fixed in: newer than 7.5.3

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 7.5.3 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade pmb

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-2023-46474?

pmb: upgrade to newer than 7.5.3. Exact commands for each OS are on this page.

Is CVE-2023-46474 being exploited?

CVE-2023-46474 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-2023-46474 affect?

CVE-2023-46474 affects pmb. Severity is high (CVSS 7.2). File Upload vulnerability PMB v.7.4.8 allows a remote attacker to execute arbitrary code and escalate privileges via a crafted PHP file uploaded to the start_import.php file.

How urgent is CVE-2023-46474?

Priority 55/100. High severity; EPSS top 2%: very likely to be exploited; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2023-53982 HIGH 7.5 DOWNGRADE PMB 7.4.6 contains a SQL injection vulnerability in the id parameter of the storage module (categ=storage) of
CVE-2025-61168 CRITICAL 9.8 DOWNGRADE An issue in the cms_rest.php component of SIGB PMB v8.0.1.14 allows attackers to execute arbitrary code via un
CVE-2025-61167 MEDIUM 6.5 DOWNGRADE SIGB PMB v8.0.1.14 was discovered to contain multiple SQL injection vulnerabilities in the /opac_css/ajax_sele
CVE-2025-48744 MEDIUM 6.4 UPGRADE In SIGB PMB before 8.0.1.2, attackers can achieve Local File Inclusion and remote code execution.
CVE-2025-48743 MEDIUM 5.3 UPGRADE SIGB PMB before 8.0.1.2 allows SQL injection.

References

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