CVE-2025-3789: A vulnerability was found in baseweb JSite 1.0

Routine

LOW 3.5DOWNGRADE

CVE-2025-3789 is a low-severity flaw (CVSS 3.5) affecting jsite. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was found in baseweb JSite 1.0. It has been rated as problematic. Affected by this issue is some unknown functionality of the file /a/sys/area/save. The manipulation of the argument Name leads to cross site scripting. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	3.5 (Low)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.4% (top 67%)
CISA exploited list	No
Weakness	CWE-79, CWE-94
Published	2025-04-18
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: jsite

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

Am I affected?

Timeline

2025-04-18 13:15 UTCPublished CVE record published
2026-06-17 09:20 UTCUpdated Record last modified

jsite jsite 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 jsite || rpm -q jsite || jsite --version

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

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

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

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

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-2025-3789?

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

Is CVE-2025-3789 being exploited?

CVE-2025-3789 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-2025-3789 affect?

CVE-2025-3789 affects jsite. Severity is low (CVSS 3.5). A vulnerability was found in baseweb JSite 1.0. It has been rated as problematic. Affected by this issue is some unknown functionality of the file /a/sys/area/save. The manipulation of the argument Name leads to cross site scripting. The at

How urgent is CVE-2025-3789?

Priority 26/100. Public exploit reference

Related CVEs

CVE-2025-3970 LOW 3.5 UPGRADE A vulnerability classified as problematic has been found in baseweb JSite up to 1.0
CVE-2025-3790 MEDIUM 5.3 DOWNGRADE A vulnerability classified as critical has been found in baseweb JSite 1.0
CVE-2025-3788 LOW 3.5 DOWNGRADE A vulnerability was found in baseweb JSite 1.0

References

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