CVE-2025-5888: A vulnerability was found in jsnjfz WebStack-Guns 1.0

Routine

MEDIUM 4.3DOWNGRADE

CVE-2025-5888 is a medium-severity flaw (CVSS 4.3) affecting webstack-guns. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was found in jsnjfz WebStack-Guns 1.0. It has been declared as problematic. Affected by this vulnerability is an unknown functionality. The manipulation leads to cross-site request forgery. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	1.0% (top 36%)
CISA exploited list	No
Weakness	CWE-352, CWE-862
Published	2025-06-09
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: jsnjfz

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

Am I affected?

Timeline

2025-06-09 18:15 UTCPublished CVE record published
2026-06-17 09:48 UTCUpdated Record last modified

jsnjfz webstack-guns DOWNGRADE

Affected: 1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

apt-cache policy webstack-guns || rpm -q webstack-guns || webstack-guns --version

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison webstack-guns sudo apt install webstack-guns=<VERSION_BEFORE_1.0> sudo apt-mark hold webstack-guns

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list webstack-guns sudo dnf downgrade webstack-guns-<VERSION_BEFORE_1.0> sudo dnf versionlock add webstack-guns

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-2025-5888?

webstack-guns: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-5888 being exploited?

CVE-2025-5888 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-2025-5888 affect?

CVE-2025-5888 affects webstack-guns. Severity is medium (CVSS 4.3). A vulnerability was found in jsnjfz WebStack-Guns 1.0. It has been declared as problematic. Affected by this vulnerability is an unknown functionality. The manipulation leads to cross-site request forgery. The attack can be launched remotel

How urgent is CVE-2025-5888?

Priority 36/100. Public exploit reference

Related CVEs

CVE-2025-5887 LOW 3.5 DOWNGRADE A vulnerability was found in jsnjfz WebStack-Guns 1.0

References

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