CVE-2016-3957 describes a critical deserialization vulnerability in the secure_load function of web2py versions prior to 2.14.2, specifically in gluon/utils.py. This flaw allows remote attackers to execute arbitrary code by exploiting the use of pickle.loads to deserialize session data in cookies, provided they know the encryption_key. With a CVSS score of 9.8 (CRITICAL), this vulnerability poses a significant risk due to its network-based attack vector, low attack complexity, and high impact on confidentiality, integrity, and availability. Despite its severity, there is no evidence of active exploitation, publicly available exploit code in common frameworks like Metasploit or Nuclei, nor significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.14.2CPE matchmatch criteria | cpe:2.3:a:web2py:web2py:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.