CVE-2022-21221

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

2.49% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 84.2% of scored records. A rank, not a probability.

NVD base score

7.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2022-03-17 11:21Z4 YR AGO

Last updated

2024-09-16 18:34Z2 YR AGO

Reserved

2022-02-24

Assigning CNA

snyk

Record state

PUBLISHED

Severity

Medium (CVSS 5.9)

CNA CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Weaknesses

• CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')Base

Data version

5.1

Document digest

cb945ee04b9ae6b211dddc46b0194a3b26ae5ce6c284ea1f77e4cdbf5a90a84b

• snyk.iohttps://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMVALYALAFASTHTTP-2407866x_refsource_MISC
• github.comhttps://github.com/valyala/fasthttp/issues/1226x_refsource_MISC
• github.comhttps://github.com/valyala/fasthttp/commit/6b5bc7bb304975147b4af68df54ac214ed2554c1x_refsource_MISC
• github.comhttps://github.com/valyala/fasthttp/commit/15262ecf3c602364639d465daba1e7f3604d00e8x_refsource_MISC
• github.comhttps://github.com/valyala/fasthttp/releases/tag/v1.34.0x_refsource_MISC