CVE-2026-118987: CallBackery versions before 0.62.0 for Perl accept session cookies of any age sent in the X-Session-Cookie header
Published Oct 30, 2026
·Updated
CallBackery versions before 0.62.0 for Perl accept session cookies of any age sent in the X-Session-Cookie header.
cookieConf() rejects a cookie older than 300 seconds only when it arrives in the xsc query parameter. The same cookie sent in the X-Session-Cookie header is accepted however old it is.
A session cookie that leaks through a log, a Referer header or browser history authenticates as its user indefinitely.
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
CallBackeryto a version that resolves this vulnerability.Fixed in 0.62.0 - Configuration
Set max_session_age in the BACKEND section.
CallBackery max_session_age
Event History
Oct 30, 2026
CVE Published
via MITRE·01:13 PM
Data Sourced
via MITRE·01:13 PM
RemedyDescriptionWeakness
Data Sourced
via NVD·02:16 PM
Description