CVE-2026-33816

critical

Published 2026-04-07 · Modified 2026-05-20

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CVSS v3

9.8

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v4 NEW

—

not yet in upstream

VIR risk

9.8

Description

Memory-safety vulnerability in github.com/jackc/pgx/v5.

Predictions

Exploit likelihood

97%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact

SUSE Affected 1 release

Version	Status	Fixed in
—	Affected	—

Debian Fixed 2 releases

Version	Status	Fixed in
sid	Fixed	`5.9.2-1`
forky	Fixed	`5.9.2-1`

Package impact

Ecosystem	Package	Vulnerable	Fixed
Go	github.com/jackc/pgx/v5	`<5.9.0`	`5.9.0`

Application impact

Vendor	Product	Versions	Fixed
jackc	pgx	`{"endExcluding":"5.9.0"}`	`5.9.0`

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.