CVE-2022-27472: SQL injection vulnerability in Topics Counting feature of Roothub 2.6.0 allows unauthorized attackers to execu

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CRITICAL 9.8REMOTEDOWNGRADE

CVE-2022-27472 is a critical-severity flaw (CVSS 9.8) affecting roothub. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SQL injection vulnerability in Topics Counting feature of Roothub 2.6.0 allows unauthorized attackers to execute arbitrary SQL commands via the "s" parameter remotely.

Why this priority

Critical severity
Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.3% (top 29%)
CISA exploited list	No
Weakness	CWE-89
Published	2022-04-12
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: roothub project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-04-12 16:15 UTCPublished CVE record published
2026-06-17 04:37 UTCUpdated Record last modified

roothub project roothub DOWNGRADE

Affected: 2.6.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.6.0

1. Check installed version

apt-cache policy roothub || rpm -q roothub || roothub --version

2. No fixed release: DOWNGRADE to a release before 2.6.0 (Debian / Ubuntu)

apt-cache madison roothub sudo apt install roothub=<VERSION_BEFORE_2.6.0> sudo apt-mark hold roothub

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list roothub sudo dnf downgrade roothub-<VERSION_BEFORE_2.6.0> sudo dnf versionlock add roothub

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-27472?

roothub: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-27472 being exploited?

CVE-2022-27472 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-27472 affect?

CVE-2022-27472 affects roothub. Severity is critical (CVSS 9.8). SQL injection vulnerability in Topics Counting feature of Roothub 2.6.0 allows unauthorized attackers to execute arbitrary SQL commands via the "s" parameter remotely.

How urgent is CVE-2022-27472?

Priority 62/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2024-33120 CRITICAL 9.8 DOWNGRADE Roothub v2.5 was discovered to contain an arbitrary file upload vulnerability via the customPath parameter in
CVE-2025-8211 LOW 3.5 UPGRADE A vulnerability was found in Roothub up to 2.6
CVE-2024-33124 CRITICAL 9.8 DOWNGRADE Roothub v2.6 was discovered to contain a SQL injection vulnerability via the nodeTitle parameter in the parent
CVE-2024-33122 MEDIUM 6.3 DOWNGRADE Roothub v2.6 was discovered to contain a SQL injection vulnerability via the topic parameter in the list() fun
CVE-2024-33121 MEDIUM 6.3 DOWNGRADE Roothub v2.6 was discovered to contain a SQL injection vulnerability via the 's' parameter in the search() fun

References

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