CVE-2025-3970: A vulnerability classified as problematic has been found in baseweb JSite up to 1.0

Q: How do I fix CVE-2025-3970?

jsite: upgrade to newer than 1.0. Exact commands for each OS are on this page.

Q: Is CVE-2025-3970 being exploited?

CVE-2025-3970 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-2025-3970 affect?

CVE-2025-3970 affects jsite. Severity is low (CVSS 3.5). A vulnerability classified as problematic has been found in baseweb JSite up to 1.0. Affected is an unknown function of the file /sys/office/save. The manipulation of the argument Remarks leads to cross site scripting. It is possible to lau

Q: How urgent is CVE-2025-3970?

Priority 25/100. Public exploit reference

Routine

LOW 3.5UPGRADE

CVE-2025-3970 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 classified as problematic has been found in baseweb JSite up to 1.0. Affected is an unknown function of the file /sys/office/save. The manipulation of the argument Remarks leads to cross site scripting. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

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 70%)
CISA exploited list	No
Weakness	CWE-79, CWE-94
Published	2025-04-27
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

2025-04-27 13:15 UTCPublished CVE record published
2026-06-17 09:21 UTCUpdated Record last modified

jsite jsite UPGRADE

Affected: <= 1.0

Fixed in: newer than 1.0

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 1.0 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade jsite

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-2025-3970?

jsite: upgrade to newer than 1.0. Exact commands for each OS are on this page.

Is CVE-2025-3970 being exploited?

CVE-2025-3970 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-2025-3970 affect?

CVE-2025-3970 affects jsite. Severity is low (CVSS 3.5). A vulnerability classified as problematic has been found in baseweb JSite up to 1.0. Affected is an unknown function of the file /sys/office/save. The manipulation of the argument Remarks leads to cross site scripting. It is possible to lau

How urgent is CVE-2025-3970?

Priority 25/100. Public exploit reference

Related CVEs

CVE-2025-3790 MEDIUM 5.3 DOWNGRADE A vulnerability classified as critical has been found in baseweb JSite 1.0
CVE-2025-3789 LOW 3.5 DOWNGRADE A vulnerability was 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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