CVE-2022-27193: CVRF-CSAF-Converter before 1.0.0-rc2 resolves XML External Entities (XXE)

Routine

MEDIUM 6.1DOWNGRADE

CVE-2022-27193 is a medium-severity flaw (CVSS 6.1) affecting cvrf-csaf-converter. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

CVRF-CSAF-Converter before 1.0.0-rc2 resolves XML External Entities (XXE). This leads to the inclusion of arbitrary (local) file content into the generated output document. An attacker can exploit this to disclose information from the system running the converter.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.7% (top 47%)
CISA exploited list	No
Weakness	CWE-611
Published	2022-03-15
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: cvrf-csaf-converter project

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

Am I affected?

Timeline

2022-03-15 05:15 UTCPublished CVE record published
2026-06-17 04:36 UTCUpdated Record last modified

cvrf-csaf-converter project cvrf-csaf-converter DOWNGRADE

Affected: 1.0.0 alpha · 1.0.0 dev1 · 1.0.0 dev2 · 1.0.0 dev3 · 1.0.0 rc1

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0.0

1. Check installed version

apt-cache policy cvrf-csaf-converter || rpm -q cvrf-csaf-converter || cvrf-csaf-converter --version

2. No fixed release: DOWNGRADE to a release before 1.0.0 (Debian / Ubuntu)

apt-cache madison cvrf-csaf-converter sudo apt install cvrf-csaf-converter=<VERSION_BEFORE_1.0.0> sudo apt-mark hold cvrf-csaf-converter

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

dnf --showduplicates list cvrf-csaf-converter sudo dnf downgrade cvrf-csaf-converter-<VERSION_BEFORE_1.0.0> sudo dnf versionlock add cvrf-csaf-converter

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-2022-27193?

cvrf-csaf-converter: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-27193 being exploited?

CVE-2022-27193 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-2022-27193 affect?

CVE-2022-27193 affects cvrf-csaf-converter. Severity is medium (CVSS 6.1). CVRF-CSAF-Converter before 1.0.0-rc2 resolves XML External Entities (XXE). This leads to the inclusion of arbitrary (local) file content into the generated output document. An attacker can exploit this to disclose information from the syste

How urgent is CVE-2022-27193?

Priority 35/100. No elevated risk signals yet.

References

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