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Debian Security Advisory DSA-5031-1                   security@debian.org
https://www.debian.org/security/                           Alberto Garcia
December 23, 2021                     https://www.debian.org/security/faq
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Package        : wpewebkit
CVE ID         : CVE-2021-30887 CVE-2021-30890

The following vulnerabilities have been discovered in the wpewebkit
web engine:

CVE-2021-30887

    Narendra Bhati discovered that processing maliciously crafted web
    content may lead to unexpectedly unenforced Content Security
    Policy.

CVE-2021-30890

    An anonymous researcher discovered that processing maliciously
    crafted web content may lead to universal cross site scripting.

For the stable distribution (bullseye), these problems have been fixed in
version 2.34.3-1~deb11u1.

We recommend that you upgrade your wpewebkit packages.

For the detailed security status of wpewebkit please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/wpewebkit

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org