Plv8 Deferred Trigger Privilege Escalation

published 2024-03-14 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-17447

cvss: 7.2; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.6%; EPSS 0.6% chance of exploitation in 30 days, percentile 46%
public exploits: 0; none known

A user who can create objects in a database with plv8 3.2.1 installed is able to cause deferred triggers to execute as the Superuser during autovacuum.

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: 2 y ago (2024-03-15)

Exploit prediction

0.55% chance of exploitation in the next 30 days, higher than 46% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/google/security-research/security/advisories/GHSA-r7m9-grw7-vcc4 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.2	CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:H
NVD	3.1	7.2	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected products

Plv8 Plv8

Classification

Weakness

CWE-394 Unexpected Status Code or Return Value
CWE-754 Improper Check for Unusual or Exceptional Conditions

References

github.com /google/security-research/security/advisories/GHSA-r7m9-grw7-vcc4
exploit, third-party-advisory

Sources

CVE List CVE-2024-1713
NVD CVE-2024-1713

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.

Summary