CVE-2026-58590: Missing Authorization vulnerability in Drupal FlowDrop allows Forceful Browsing

Q: How do I fix CVE-2026-58590?

flowdrop: upgrade to 1.6.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-58590 being exploited?

CVE-2026-58590 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-2026-58590 affect?

CVE-2026-58590 affects flowdrop. Severity is medium (CVSS 5.4). Missing Authorization vulnerability in Drupal FlowDrop allows Forceful Browsing. This issue affects FlowDrop versions: from 0.0.0 to 1.6.0.

Q: How urgent is CVE-2026-58590?

Priority 22/100. No elevated risk signals yet.

Routine

MEDIUM 5.4UPGRADE

CVE-2026-58590 is a medium-severity flaw (CVSS 5.4) affecting flowdrop. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Missing Authorization vulnerability in Drupal FlowDrop allows Forceful Browsing. This issue affects FlowDrop versions: from 0.0.0 to 1.6.0.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.2% (top 86%)
CISA exploited list	No
Weakness	CWE-862
Published	2026-07-10
Last modified	2026-10-25

Publisher (CNA): Drupal.org · Vendor: flowdrop project

Last updated 2026-10-25 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-07-10 22:16 UTCPublished CVE record published
2026-10-25 15:10 UTCUpdated Record last modified

flowdrop project flowdrop UPGRADE

Affected: < 1.6.0

Fixed in: 1.6.0

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 1.6.0 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade flowdrop

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-2026-58590?

flowdrop: upgrade to 1.6.0. Exact commands for each OS are on this page.

Is CVE-2026-58590 being exploited?

CVE-2026-58590 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-2026-58590 affect?

CVE-2026-58590 affects flowdrop. Severity is medium (CVSS 5.4). Missing Authorization vulnerability in Drupal FlowDrop allows Forceful Browsing. This issue affects FlowDrop versions: from 0.0.0 to 1.6.0.

How urgent is CVE-2026-58590?

Priority 22/100. No elevated risk signals yet.

Software pages

Drupal vulnerabilities

Related CVEs

CVE-2026-58589 MEDIUM 5.4 UPGRADE Missing Authorization vulnerability in Drupal FlowDrop allows Forceful Browsing

References

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