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HIGH

CVE-2019-11503

CVSS v3

7.5

HIGH

EPSS Score

2.4 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

snap-confine as included in snapd before 2.39 did not guard against symlink races when performing the chdir() to the current working directory of the calling user, aka a "cwd restore permission bypass."

Technical details

Published
2019-04-24

Frequently asked questions

What is CVE-2019-11503?

snap-confine as included in snapd before 2.39 did not guard against symlink races when performing the chdir() to the current working directory of the calling user, aka a "cwd restore permission bypass."

Is CVE-2019-11503 actively exploited?

Active exploitation of CVE-2019-11503 has not been confirmed. Its EPSS score was 2.4% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-11503?

CVE-2019-11503 has a CVSS v3 base score of 7.5 (HIGH severity).

Is CVE-2019-11503 affecting your environment?

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