What is CVE-2020-12687?

CVE-2020-12687 is a medium-severity vulnerability in Serpico Project, classified under Exposure of Resource to Wrong Sphere. CVSS score: 6.5/10. Published 2020-05-07.

How severe is CVE-2020-12687?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Serpico Project

CVE-2020-12687

An issue was discovered in Serpico before 1.3.3. The /admin/attacments_backup endpoint can be requested by non-admin authenticated users. This means that an attacker with a user account can retrieve all of the attachments of all users (including administrators) from the database.

Published 2020-05-07 · last modified 2026-06-17.

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:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.010 (60.4th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 60.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Serpico Project

Weakness classification (CWE)

CWE-668 — Exposure of Resource to Wrong Sphere

References

github.com/SerpicoProject/Serpico/commit/0b8600414976a5ad733604c7b1428071baf239… (Patch, Third Party Advisory)
github.com/SerpicoProject/Serpico/releases/tag/1.3.3 (Patch, Third Party Advisory, Release Notes)

Frequently asked questions

What is CVE-2020-12687?: CVE-2020-12687 is a medium-severity vulnerability in Serpico Project, classified under Exposure of Resource to Wrong Sphere. CVSS score: 6.5/10. Published 2020-05-07.
How severe is CVE-2020-12687?: Medium severity. CVSS v3 base score is 6.5 out of 10.