CVE-2026-119704 (CVSS 6.8)

Description

Bastille through 1.4.4 contains a symlink following vulnerability in the cp.sh, rcp.sh and jcp.sh subcommands that allows jailed users to escape jail isolation. Attackers inside a jail can plant symlinks pointing to host paths or other jail roots, so administrator-run copies overwrite or read host files with root privileges.

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CVSS v3.1 Score

6.8

MEDIUM

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

EPSS — Exploit Prediction

0.0014

Probability of exploitation

0.03%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-59 CWE-59

References

Other References

https://github.com/BastilleBSD/bastille https://github.com/BastilleBSD/bastille/blob/1.4.4/usr/local/share/bastille/cp.sh#L98-L110 https://github.com/BastilleBSD/bastille/commit/accc246ba92602c355afc66d0d8b9d43277532e1 https://github.com/BastilleBSD/bastille/issues/1673 https://www.vulncheck.com/advisories/bastille-through-1.4.4-jail-escape-via-symlink-following-in-cp-rcp-jcp

Frequently Asked Questions

What is CVE-2026-119704? +

Bastille through 1.4.4 contains a symlink following vulnerability in the cp.sh, rcp.sh and jcp.sh subcommands that allows jailed users to escape jail isolation. Attackers inside a jail can plant symlinks pointing to host paths or other jail roots, so administrator-run copies overwrite or read host files with root privileges. It has a CVSS v3.1 base score of 6.8 (MEDIUM).

How severe is CVE-2026-119704? +

CVE-2026-119704 has a CVSS v3.1 score of 6.8 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0014, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-119704? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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