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CVE-2019-12589

26
FAUCET Score

CVE-2019-12589 describes a critical vulnerability in Firejail versions prior to 0.9.60, where seccomp filters within the jail environment are writable. This flaw allows an attacker to modify these filters, effectively bypassing intended security restrictions for processes subsequently joined to the compromised jail. With a CVSS score of 8.8 (High), this local vulnerability has a low attack complexity and can lead to complete compromise of confidentiality, integrity, and availability. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 0.9.60CPE matchmatch criteria
cpe:2.3:a:firejail_project:firejail:*:*:*:*:-:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.8HIGH

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.0
Impact Score
6.0
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.51%
Probability of exploitation in next 30 days
EPSS Percentile
40.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0051 is in the 80th percentile among its peer group of 17,061 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

github.com / netblue30/firejail/commit/eecf35c2f8249489a1d3e512bb07f0d427183134
PatchThird Party Advisory
github.com / netblue30/firejail/issues/2718
ExploitPatchThird Party Advisory
github.com / netblue30/firejail/releases/tag/0.9.60
Release NotesThird Party Advisory
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/CDY7B73YDRBURA25APSHD5PFEO4TNSFW
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/RGVULJ6IKVDO6UAVIQRHQVSKOUD6QDWM