keycloak-httpd-client-install symlink attack vulnerability

Also known as GHSA-vqf9-v3hc-wr54, PYSEC-2026-829

Published 8 y ago 2018-01-20 · modified 4 mo ago 2026-07-07 · JSON

CVSS

5.5

v3.0 · NVD

CISA KEV

not known exploited

EPSS

0.4%

percentile 33%

Public exploits

none known

keycloak-httpd-client-install versions before 0.8 insecurely creates temporary file allowing local attackers to overwrite other files via symbolic link.

Exploit prediction (EPSS)

0.39% probability of exploitation in the next 30 days, higher than 33% of all scored CVEs.

CVSS scores

Assigned by	Version	Score	Vector
NVD	3.0	5.5	`CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N`
NVD	2.0	3.6	`AV:L/AC:L/Au:N/C:N/I:P/A:P`
GitHub	3.0	5.5	`CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N`
OSV	3.0	5.5	`CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N`

Affected packages

Ecosystem	Package	Affected	Fixed in
pypi	`keycloak-httpd-client-install`	<0.8	0.8

Affected products

jdennis keycloak-httpd-client-install

Classification

Weakness

CWE-377 DEPRECATED: Insecure Temporary File
CWE-59 Improper Link Resolution Before File Access

References

github.com /jdennis/keycloak-httpd-client-install/commit/07f26e213196936fb328ea0c1d5a66a09d8b5440 · x_refsource_CONFIRM, x_transferred
access.redhat.com /errata/RHSA-2019:2137 · vendor-advisory, x_refsource_REDHAT, x_transferred
nvd.nist.gov /vuln/detail/CVE-2017-15111 · advisory
github.com /jdennis/keycloak-httpd-client-install · package
pypi.org /project/keycloak-httpd-client-install · package
github.com /advisories/GHSA-vqf9-v3hc-wr54 · advisory

Sources

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.

Summary