7.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.005 Low
EPSS
Percentile
75.4%
The HTML Cleaner in lxml.html lets certain crafted script content pass through, as well as script content in SVG files embedded using data URIs.
Users that employ the HTML cleaner in a security relevant context should upgrade to lxml 4.6.5.
The issue has been resolved in lxml 4.6.5.
None.
The issues are tracked under the report IDs GHSL-2021-1037 and GHSL-2021-1038.
github.com/advisories/GHSA-55x5-fj6c-h6m8
github.com/lxml/lxml/commit/12fa9669007180a7bb87d990c375cf91ca5b664a
github.com/lxml/lxml/commit/a3eacbc0dcf1de1c822ec29fb7d090a4b1712a9c#diff-59130575b4fb2932c957db2922977d7d89afb0b2085357db1a14615a2fcad776
github.com/lxml/lxml/commit/f2330237440df7e8f39c3ad1b1aa8852be3b27c0
github.com/lxml/lxml/security/advisories/GHSA-55x5-fj6c-h6m8
lists.debian.org/debian-lts-announce/2021/12/msg00037.html
lists.fedoraproject.org/archives/list/[email protected]/message/TUIS2KE3HZ2AAQKXFLTJFZPP2IFHJTC7/
lists.fedoraproject.org/archives/list/[email protected]/message/V2XMOM5PFT6U5AAXY6EFNT5JZCKKHK2V/
lists.fedoraproject.org/archives/list/[email protected]/message/WZGNET2A4WGLSUXLBFYKNC5PXHQMI3I7/
lists.fedoraproject.org/archives/list/[email protected]/message/ZQ4SPKJX3RRJK4UWA6FXCRHD2TVRQI44/
nvd.nist.gov/vuln/detail/CVE-2021-43818
security.gentoo.org/glsa/202208-06
security.netapp.com/advisory/ntap-20220107-0005/
www.debian.org/security/2022/dsa-5043
www.oracle.com/security-alerts/cpuapr2022.html
www.oracle.com/security-alerts/cpujul2022.html
7.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.005 Low
EPSS
Percentile
75.4%