CVE-2020-22784

HIGH 7.5CVE-2020-22784 · Published 28/04/2021 · updated 17/06/2026

In short

CVE-2020-22784 is a HIGH (CVSS 7.5) vulnerability affecting ueberdb (etherpad).
Chance of exploitation in the next 30 days (EPSS): 1.0%, higher than 64.2% of all vulnerabilities.
Fix: update to 1.4.8 or later.

Package	Affected versions	Patched versions
ueberdb etherpad	`< 1.4.8`	`1.4.8`

Description

In Etherpad UeberDB < 0.4.4, due to MySQL omitting trailing spaces on char / varchar columns during comparisons, retrieving database records using UeberDB's MySQL connector could allow bypassing access controls enforced on key names.

References

ether/ueberDB commit e8b58d0 · Patch

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