Is CVE-2017-5226 in the CISA KEV catalog?

No. CVE-2017-5226 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2017-5226?

CVE-2017-5226 has a CVSS v3 base score of 10.0 (CRITICAL).

What is the EPSS score for CVE-2017-5226?

CVE-2017-5226 has an EPSS score of 3.17% (86th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2017-5226?

Upgrade bubblewrap on debian 11 to 0.1.5-2 or later.

CVE & CISA-KEV Catalog

CVE-2017-5226

CRITICALEPSS 86th pctl

10.0

CVSS v3

NVD

Description

When executing a program via the bubblewrap sandbox, the nonpriv session can escape to the parent session by using the TIOCSTI ioctl to push characters into the terminal's input buffer, allowing an attacker to escape the sandbox.

CWE-20Improper Input Validation

How to fix

Remediation Available

bubblewrapDebian

Fixed in:0.1.5-2CVE-2017-5226

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Exploit Intelligence

3.17%probability of exploitation in 30 days

86thpercentile

Elevated risk: more likely to be exploited than 86% of all known CVEs.

References

Patch3

Third-Party Advisory1

securityfocus.com

Other references3

Related Vulnerabilities

Other CWE-20 (Improper Input Validation) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-3400	Critical	10.0	100%	KEV + Ransom	-
CVE-2021-45105	Medium	5.9	100%	-	Fix
CVE-2021-44228	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2021-21985	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2018-7600	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2020-3452	High	7.5	100%	KEV	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-13.