CVE-2016-7968

medium

Published 2016-12-23 · Modified 2026-05-06

CVSS v3

6.5

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

CVSS v2

7.5

VIR risk

6.5

Description

KMail since version 5.3.0 used a QWebEngine based viewer that had JavaScript enabled. HTML Mail contents were not sanitized for JavaScript and included code was executed.

Predictions

Exploit likelihood

75%

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-2016-7968

vendor Authored 2026-05-27

Vendor advisory: nvd@nist.gov — https://www.kde.org/info/security/advisory-20161006-3.txt

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-201610-5

OS impact

OS	Version	Status	Fixed in
arch		fixed	`16.08.1-2`
debian	bookworm	fixed	`0`
debian	bullseye	fixed	`0`

Application impact

Vendor	Product	Versions	Fixed
kde	kmail	`{"endIncluding":"5.3.0"}`

References

https://security.archlinux.org/ASA-201610-5
http://www.openwall.com/lists/oss-security/2016/10/05/1
http://www.securityfocus.com/bid/93360
https://www.kde.org/info/security/advisory-20161006-3.txt
https://security-tracker.debian.org/tracker/CVE-2016-7968

CWEs

CWE-94

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