CVE-2026-65314 Electric Postgres Sync Excluded-Column Value Inference via Subset Where Clauses
Attackers can infer values of excluded columns in Electric Postgres Sync by crafting subset where clauses, bypassing column-based access restrictions to read sensitive data.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-65314?
CVE-2026-65314 is a medium-severity vulnerability in ElectricSQL Electric Postgres Sync, published on 21 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Electric Postgres Sync versions below 1.6.10 contains an information disclosure vulnerability that allows attackers to infer the values of excluded columns by crafting subset where clause conditions against shape responses. Attackers can observe whether subset where conditions match rows to deduce sensitive field data even though those columns are not returned in shape responses, bypassing column-based access restrictions.
Weakness: CWE-203
Which versions are affected by CVE-2026-65314?
How do I fix CVE-2026-65314?
No fix has been published for CVE-2026-65314 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-65314 being exploited?
There is no known exploitation of CVE-2026-65314 in the wild and no public exploit code.
Sources
Also known as GHSA-c82q-v86f-c87f, GHSA-qm4p-6mgx-rmgj.