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Fencer Vulns
high 7.5

CVE-2022-45197 json

Slixmpp lacks SSL Certificate hostname validation in XMLStream

published 2022-12-25 3 y ago modified 2026-06-17 4 mo ago also GHSA-q6cq-m9gm-6q2f , PYSEC-2022-43013 , EUVD-2022-0279

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 44%
public exploits
0
none known

Summary

Slixmpp before 1.8.3 lacks SSL Certificate hostname validation in XMLStream, allowing an attacker to pose as any server in the eyes of Slixmpp.

Patch / fix

  • pypi slixmpp 1.8.3
  • slixmpp_project slixmpp 1.8.3
  • slixmpp Debian 14, Debian 13, Debian 12 1.8.3-1

debian advisories DEBIAN-CVE-2022-45197

  • python-slixmpp openSUSE Tumbleweed 1.8.6-1.1
  • python-slixmpp Package Hub 15 SP4, openSUSE Leap 15.4 1.4.2-bp154.2.3.1
  • python-slixmpp Package Hub 15 SP3, openSUSE Leap 15.3 1.4.2-bp153.2.3.1

opensuse advisories openSUSE-SU-2025:14628-1openSUSE-SU-2022:10242-1openSUSE-SU-2022:10241-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2022-45197 updated cvss 8.0

python-slixmpp: missing certificate hostname validation

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
18 mo ago

Exploit prediction

0.51% chance of exploitation in the next 30 days, higher than 44% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
GitHub 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected packages

ecosystem package affected fixed in
pypi slixmpp
<1.8.3
1.8.3

Classification

Weakness
  • CWE-295 Improper Certificate Validation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.