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CVE-2025-7865

thinkgem JeeSite XSS Filter EncodeUtils.java xssFilter cross site scripting

Public exploit available. Not confirmed exploited in the wild yet. A vendor fix is available.

CVSS 3.13.5LowEPSS percentile30th0.4% chance in 30 daysCISA KEVNot listedNo confirmed exploitation
Public exploit: 1 sourceFixVendor fixNo build named by the sources

Published Updated Sources: CVE.org, NVD

NVD CVE.org

What to do

The vendor has published a fix. Version details are below where the sources state them.

  • thinkgem JeeSiteAffected: 5.0Upgrade to: not statedAffected: 5.1Upgrade to: not statedAffected: 5.2Upgrade to: not statedAffected: 5.3Upgrade to: not stated + 9 more branchesStated by: CVE record
  • JeesiteAffected: ≤ 5.12.0Upgrade to: after 5.12.0Stated by: NVD

Versions as the sources state them. Full version matrix after sign-in

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What it is

From the CVE record

A vulnerability was found in thinkgem JeeSite up to 5.12.0. It has been declared as problematic. This vulnerability affects the function xssFilter of the file src/main/java/com/jeesite/common/codec/EncodeUtils.java of the component XSS Filter. The manipulation of the argument text leads to cross site scripting. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The patch is identified as 3585737d21fe490ff6948d913fcbd8d99c41fc08. It is recommended to apply a patch to fix this issue.

In plain language

No plain-language summary for this CVE yet.

Exploitation

Where each signal puts this CVE on the scale from published to confirmed exploited.

EPSS30th
Public exploit
CISA KEV

Not in the catalog. CISA has not confirmed exploitation.

Public exploits

1 source with a proof of concept or module.

Exploit links, PoCs and Metasploit modules after sign-in
EPSS

0.4% chance of exploitation activity in the next 30 days, which ranks it in the 30th percentile of scored CVEs.

Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.

Lifecycle

A public exploit existed 53 days before the patch.

  1. Patch availablerecord updated
  2. Public exploit / PoCsource: github-poc
  3. Publishedweakness classified, att&ck mapped

Affected products

Technical detail

CVSS 3.1 vector

Open in the CVSS calculator

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

Scored 3.5 by NVD.

How it is reached

  • Attack Vector NetworkExploitable remotely over the network without any special conditions
  • Attack Complexity LowNo special conditions — the attack can be reliably reproduced
  • Privileges Required LowRequires basic user-level privileges
  • User Interaction RequiredA user must click a link, open a file, or perform some action

Scope

  • Scope UnchangedImpact is limited to the vulnerable component itself

Impact if exploited

  • Confidentiality NoneNo confidentiality impact
  • Integrity LowData modification is possible but limited in scope or consequence
  • Availability NoneNo availability impact

Weaknesses

ATT&CK techniques

Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.

Sources

References in the record

And 3 more references. See all after sign-in

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We'll flag the next CVE, public exploit or patch for JeeSite, not every advisory. This one: public exploit.