CVE-2023-27583: PanIndex is a network disk directory index

Q: How do I fix CVE-2023-27583?

panindex: upgrade to 3.1.3. Exact commands for each OS are on this page.

Q: Is CVE-2023-27583 being exploited?

CVE-2023-27583 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-2023-27583 affect?

CVE-2023-27583 affects panindex. Severity is critical (CVSS 9.8). PanIndex is a network disk directory index. In Panindex prior to version 3.1.3, a hard-coded JWT key `PanIndex` is used. An attacker can use the hard-coded JWT key to sign JWT token and perform any actions as a user with admin privileges.

Q: How urgent is CVE-2023-27583?

Priority 54/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 9.8REMOTEUPGRADE

CVE-2023-27583 is a critical-severity flaw (CVSS 9.8) affecting panindex. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

PanIndex is a network disk directory index. In Panindex prior to version 3.1.3, a hard-coded JWT key `PanIndex` is used. An attacker can use the hard-coded JWT key to sign JWT token and perform any actions as a user with admin privileges. Version 3.1.3 has a patch for the issue. As a workaround, one may change the JWT key in the source code before compiling the project.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.9% (top 41%)
CISA exploited list	No
Weakness	CWE-321, CWE-798
Published	2023-03-13
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: panindex project

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

Am I affected?

Timeline

2023-03-13 21:15 UTCPublished CVE record published
2026-06-17 05:45 UTCUpdated Record last modified

panindex project panindex UPGRADE

Affected: < 3.1.3

Fixed in: 3.1.3

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 3.1.3 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade panindex

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-2023-27583?

panindex: upgrade to 3.1.3. Exact commands for each OS are on this page.

Is CVE-2023-27583 being exploited?

CVE-2023-27583 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-2023-27583 affect?

CVE-2023-27583 affects panindex. Severity is critical (CVSS 9.8). PanIndex is a network disk directory index. In Panindex prior to version 3.1.3, a hard-coded JWT key `PanIndex` is used. An attacker can use the hard-coded JWT key to sign JWT token and perform any actions as a user with admin privileges.

How urgent is CVE-2023-27583?

Priority 54/100. Critical severity; Remotely exploitable, no login, no user action

References

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