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CVE-2016-2193

24
FAUCET Score

CVE-2016-2193 describes a vulnerability in PostgreSQL versions prior to 9.5.2 where improper maintenance of row-security status in cached plans could allow attackers to bypass access restrictions. This high-severity vulnerability (CVSS 7.5) has a network attack vector and low attack complexity, potentially leading to high integrity impact by allowing unauthorized data modification or access. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
9.5CPE matchmatch criteria
cpe:2.3:a:postgresql:postgresql:9.5:*:*:*:*:*:*:*
9.5.1CPE matchmatch criteria
cpe:2.3:a:postgresql:postgresql:9.5.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.81%
Probability of exploitation in next 30 days
EPSS Percentile
76.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0181 is in the 59th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

redhatCVE-2016-2193Moderate

postgresql: row security policies in prepared statements disregard user ID changes

Mar 31, 2016

References

git.postgresql.org / gitweb
postgresql.org / about/news/1656
PatchVendor Advisory
postgresql.org / docs/current/static/release-9-5-2.html
Vendor Advisory
securitytracker.com / id/1035468