Auth bypass in Webspell

CVE-2007-1160

webSPELL 4.0, and possibly later versions, allows remote attackers to bypass authentication via a ws_auth cookie, a different vulnerability than CVE-2006-4782.

Vulnerability class: Broken Authentication

Published 2007-03-02 · last modified 2026-06-16.

CVSS v2 metric

CVSS v2 base score 10.0 (High). Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.027 (85.4th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 85.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.026 · newest: 0.027 · change: +0.001

Affected products

Webspell — versions 4.0

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

securityreason.com/securityalert/2337 (third-party-advisory)
osvdb.org/33143 (vdb-entry)
www.securityfocus.com/archive/1/460937/100/0/threaded (mailing-list)