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Fencer Vulns
high 7.5

CVE-2016-2193 json

PostgreSQL before 9.5.x before 9.5.2 does not properly maintain row-security status in cached plans, which might allow attackers to bypass…

published 2016-04-11 10 y ago modified 2026-06-17 4 mo ago also EUVD-2016-3277

cvss
7.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.8%
EPSS 1.8% chance of exploitation in 30 days, percentile 78%
public exploits
0
none known

Summary

PostgreSQL before 9.5.x before 9.5.2 does not properly maintain row-security status in cached plans, which might allow attackers to bypass intended access restrictions by leveraging a session that performs queries as more than one role.

Patch / fix

  • postgresql95 openSUSE Tumbleweed 9.5.4-1.2

opensuse advisories openSUSE-SU-2024:10273-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2016-2193 updated cvss 4.6

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

  • Red Hat CloudForms Management Engine 5 postgresql, postgresql92-postgresql Red Hat Enterprise Linux 5 postgresql, postgresql84 Red Hat Enterprise Linux 6 postgresql, postgresql-libs, postgresql-test, postgresql-pltcl, postgresql-plperl, postgresql-server, +2 more Red Hat Enterprise Linux 7 postgresql, postgresql-libs, postgresql-test, postgresql-pltcl, postgresql-plperl, postgresql-server, +3 more Red Hat Satellite 5 postgresql92-postgresql Red Hat Software Collections postgresql92-postgresql, rh-postgresql94-postgresql, rh-postgresql95-postgresql, postgresql92-postgresql-libs, postgresql92-postgresql-test, postgresql92-postgresql-pltcl, +20 more
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.81% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:P/A:N

Classification

Weakness
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.