Vulnerability · Published Apr 27, 2025 · Assigned by VulDB

CVE-2025-3970baseweb JSite save cross site scripting

Low 3.5

In plain English

A low-severity cross-site scripting in JSite from baseweb. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 31% of all known vulnerabilities).

Severity (CVSS 3.1)3.5Low

Exploit odds (30 days)0.4%top 69.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

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.

Affected products (as reported)

Vendor	Product	Versions
baseweb	JSite	1.0

Weakness: CWE-79, CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

References

VDB-306306 | baseweb JSite save cross site scripting vdb-entry, technical-description
VDB-306306 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
Submit #557385 | Vendor JSite 1.0 Stored Cross-Site Scripting Attack third-party-advisory
https://github.com/caigo8/CVE-md/blob/main/JSite/XSS2.md exploit