CVE-2015-10149

Dancer versions before 1.3400 for Perl pass unvalidated session ids from the session cookie to the session engine

Published Nov 14, 2026 CVSS n/a EPSS n/a KEV · Not listed
Description
Dancer versions before 1.3400 for Perl pass unvalidated session ids from the session cookie to the session engine.

read_session_id returns the cookie value as the session id without checking its characters, and Dancer hands it to the session engine to load the session.

A remote attacker may cause path traversal or injection in a session engine that uses the id in a file path, cache command or query without checking it.

Remediation

Vendor Solution

Upgrade to Dancer 1.3400 or later.

Tracking

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Advisories

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History
Type Values Removed Values Added
Description Dancer versions before 1.3400 for Perl pass unvalidated session ids from the session cookie to the session engine. read_session_id returns the cookie value as the session id without checking its characters, and Dancer hands it to the session engine to load the session. A remote attacker may cause path traversal or injection in a session engine that uses the id in a file path, cache command or query without checking it.
Title Dancer versions before 1.3400 for Perl pass unvalidated session ids from the session cookie to the session engine
Weaknesses CWE-1286
References

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Weaknesses

Sources

Status
PUBLISHED
Assigner
CPANSec
Published
Updated
Nov 14, 2026, 8:10 PM
Reserved
Nov 14, 2026, 7:54 PM
Status
Received
Published
Nov 14, 2026, 8:17 PM
Modified
Nov 14, 2026, 8:17 PM