CVE-2026-30808: Session Fixation vulnerability allows Session Hijacking via crafted session ID

Routine

HIGH 8.1UPGRADE

CVE-2026-30808 is a high-severity flaw (CVSS 8.1) affecting pandora fms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Session Fixation vulnerability allows Session Hijacking via crafted session ID. This issue affects Pandora FMS: from 777 through 800

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.1 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.3% (top 81%)
CISA exploited list	No
Weakness	CWE-384
Published	2026-05-12
Last modified	2026-06-17

Publisher (CNA): Artica PFMS · Vendor: artica

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

Am I affected?

Timeline

2026-05-12 16:16 UTCPublished CVE record published
2026-06-17 10:32 UTCUpdated Record last modified

artica pandora fms UPGRADE

Affected: < 777.17 · >= 778 and < 802

Fixed in: 777.17, 802

Safe to downgrade to: a release before 778

1. Check installed version

apt-cache policy pandora-fms || rpm -q pandora-fms || pandora-fms --version

2. UPGRADE to 777.17 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade pandora-fms

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade pandora-fms

Note

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

3. If no update is available yet, DOWNGRADE to a release before 778 (Debian / Ubuntu)

apt-cache madison pandora-fms sudo apt install pandora-fms=<VERSION_BEFORE_778> sudo apt-mark hold pandora-fms

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list pandora-fms sudo dnf downgrade pandora-fms-<VERSION_BEFORE_778> sudo dnf versionlock add pandora-fms

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-2026-30808?

pandora fms: upgrade to 777.17, 802. Exact commands for each OS are on this page.

Is CVE-2026-30808 being exploited?

CVE-2026-30808 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-2026-30808 affect?

CVE-2026-30808 affects pandora fms. Severity is high (CVSS 8.1). Session Fixation vulnerability allows Session Hijacking via crafted session ID. This issue affects Pandora FMS: from 777 through 800

How urgent is CVE-2026-30808?

Priority 33/100. High severity

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References

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