CVE-2018-7889

high
Published — · Modified —
CVSS v3
CVSS v2
VIR risk
8.0

Description

gui2/viewer/bookmarkmanager.py in Calibre 3.18 calls cPickle.load on imported bookmark data, which allows remote attackers to execute arbitrary code via a crafted .pickle file, as demonstrated by Python code that contains an os.system call.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2018-7889

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-201803-8

OS impact

OSVersionStatusFixed in
arch archfixed3.19.0-1
debian debianbookwormfixed3.19.0+dfsg-1
debian debianbullseyefixed3.19.0+dfsg-1
debian debianforkyfixed3.19.0+dfsg-1
debian debiansidfixed3.19.0+dfsg-1
debian debiantrixiefixed3.19.0+dfsg-1

References

Verify integrity in audit chain (admin only). AS-IS.