Auth bypass in Potpie-Ai Potpie
CVE-2026-85669
potpie through 2.0.0 fails to verify user ownership on the POST /conversations/{conversation_id}/code-changes/sync endpoint. Authenticated attackers can write arbitrary file changes into other users' conversations by supplying their conversation IDs, allowing unauthorized modification of pending changes.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.004 (31.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 31.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.004 · change: +0.002
Affected products
Weakness classification (CWE)
References
- github.com/potpie-ai/potpie (product)
- github.com/potpie-ai/potpie/blob/v2.0.0/legacy/app/modules/conversations/conver… (technical-description)
- github.com/potpie-ai/potpie/issues/870 (issue-tracking)
- www.vulncheck.com/advisories/potpie-through-2.0.0-missing-ownership-check-via-c… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-85669?
- CVE-2026-85669 is a medium-severity vulnerability in Potpie-Ai Potpie, classified under Missing Authorization. CVSS score: 6.5/10. Published 2026-09-04.
- How severe is CVE-2026-85669?
- Medium severity. CVSS v3 base score is 6.5 out of 10.