CVE-2026-18593: A weakness has been identified in vxcontrol PentAGI up to 2.1.0

Routine

MEDIUM 5.6REMOTE

CVE-2026-18593 is a medium-severity flaw (CVSS 5.6) affecting affected software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A weakness has been identified in vxcontrol PentAGI up to 2.1.0. This affects an unknown part of the file backend/pkg/templates/prompts/pentester.tmpl of the component Tool Management Protocol Handler. Executing a manipulation can lead to sandbox issue. It is possible to launch the attack remotely. The attack requires a high level of complexity. It is indicated that the exploitability is difficult. The exploit has been made available to the publi

Why this priority

CISA SSVC: public proof of concept
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	5.6 (Medium)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 64%)
CISA exploited list	No
Weakness	CWE-264, CWE-265
Published	2026-08-03
Last modified	2026-10-23

Publisher (CNA): VulDB

Last updated 2026-10-23 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Timeline

2026-08-03 08:17 UTCPublished CVE record published
2026-10-23 22:10 UTCUpdated Record last modified

Exact fixes by distribution

Fedora 46 · sugar-clock · FIXED · 22.1-17.fc46 · FEDORA-2026-57948849df · source

sudo dnf upgrade --advisory=FEDORA-2026-57948849df

Fedora ELN · selinux-policy · FIXED · 45.23-1.eln159 · FEDORA-2026-3668c969a2 · source

sudo dnf upgrade --advisory=FEDORA-2026-3668c969a2

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Write-up: github.com/ez-lbz/pentagi-vul-report

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-2026-18593?

No fixed release is listed yet. Watch the vendor advisory and apply any mitigation shown on this page.

Is CVE-2026-18593 being exploited?

CVE-2026-18593 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-2026-18593 affect?

CVE-2026-18593 affects affected software. Severity is medium (CVSS 5.6). A weakness has been identified in vxcontrol PentAGI up to 2.1.0. This affects an unknown part of the file backend/pkg/templates/prompts/pentester.tmpl of the component Tool Management Protocol Handler. Executing a manipulation can lead to s

How urgent is CVE-2026-18593?

Priority 36/100. CISA SSVC: public proof of concept; Remotely exploitable, no login, no user action

References

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