Medium · CVSS 5.3CVE-2026-124505

Dianping CAT Login/Logout Handler.java Handler.redirectCVE-2026-124505

Answer in brief

CVE-2026-124505 records a Medium severity (CVSS 5.3) vulnerability in Dianping CAT Login/Logout Handler.java Handler.redirect. The current sources do not mark it as known exploited. The current feed maps Dianping/CAT (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Nov 9, 2026Updated Nov 9, 2026Source checked Nov 9, 2026First seen by HOL Nov 9, 2026Material review Nov 9, 2026

Upstream Advisory

Key facts

Risk: Medium · CVSS 5.3
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Not reported

Why this deserves its current priority

CVSS is 5.3. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Dianping/CAT (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Dianping/CATgeneric	3.0.0 \|\| 3.1.0 \|\| 4.0-RC1	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for Dianping/CAT.
Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

Published upstream
Nov 9, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Nov 9, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Nov 9, 2026

Sources and claim methodology

Upstream source description

A flaw has been found in Dianping CAT 3.0.0/3.1.0/4.0-RC1. This affects the function Handler.redirect of the file Handler.java of the component Login/Logout. Executing a manipulation of the argument rtnUrl can lead to open redirect. The attack may be performed from remote. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Quoted source text, attributed separately from HOL analysis.

Dianping CAT Report hourlyReport.tag Model.getDomain cross site scriptingSame dianping/cat package