What is CVE-2021-30141?

CVE-2021-30141 is a high-severity vulnerability in Friendica, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 7.5/10. Published 2021-04-05.

How severe is CVE-2021-30141?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Friendica

CVE-2021-30141

Module/Settings/UserExport.php in Friendica through 2021.01 allows settings/userexport to be used by anonymous users, as demonstrated by an attempted access to an array offset on a value of type null, and excessive memory consumption. NOTE: the vendor states "the feature still requires a valid authentication cookie even if the route is accessible to non-logged users.

Published 2021-04-05 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.015 (73.5th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 73.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000

Affected products

Friendica

Weakness classification (CWE)

CWE-401 — Missing Release of Memory after Effective Lifetime

References

github.com/friendica/friendica/issues/10110 (Exploit, Third Party Advisory)
github.com/friendica/friendica/pull/10113/commits/acbcc56754121ba080eac5b6fdf69… (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2021-30141?: CVE-2021-30141 is a high-severity vulnerability in Friendica, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 7.5/10. Published 2021-04-05.
How severe is CVE-2021-30141?: High severity. CVSS v3 base score is 7.5 out of 10.