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HIGH

CVE-2021-22557

CVSS v3

7.8

HIGH

EPSS Score

1.6 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

SLO generator allows for loading of YAML files that if crafted in a specific format can allow for code execution within the context of the SLO Generator. We recommend upgrading SLO Generator past https://github.com/google/slo-generator/pull/173

Technical details

Published
2021-10-04
Exploit-DB
EDB-50385

Frequently asked questions

What is CVE-2021-22557?

SLO generator allows for loading of YAML files that if crafted in a specific format can allow for code execution within the context of the SLO Generator. We recommend upgrading SLO Generator past https://github.com/google/slo-generator/pull/173

Is CVE-2021-22557 actively exploited?

Active exploitation of CVE-2021-22557 has not been confirmed. Its EPSS score was 1.6% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-22557?

CVE-2021-22557 has a CVSS v3 base score of 7.8 (HIGH severity).

Is CVE-2021-22557 affecting your environment?

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