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SUSE-SU-2026:1090-1
Not scored
Security update for python3
This update for python3 fixes the following issues:
- CVE-2026-1299: header injection when an email is serialized due to improper newline quoting in BytesGenerator (bsc#1257181).
Exploit probability
Not scored
Published
March 26, 2026
Required by
Not available
Last source change
March 28, 2026
02 / AFFECTED SOFTWARE
Affected packages
SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS
python3
SUSE:Linux Enterprise Server for SAP Applications 15 SP6
python3
SUSE:Linux Enterprise Server 15 SP4-LTSS
python3
SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS
python3-core
openSUSE:Leap 15.6
python3
SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS
python3
SUSE:Linux Enterprise Module for Basesystem 15 SP7
python3
SUSE:Linux Enterprise Server 15 SP6-LTSS
python3
SUSE:Linux Enterprise Micro 5.4
python3
SUSE:Linux Enterprise Micro 5.5
python3
SUSE:Linux Enterprise Server 15 SP6-LTSS
python3-core
SUSE:Linux Enterprise Micro 5.3
python3
SUSE:Linux Enterprise Micro 5.3
python3-core
SUSE:Linux Enterprise Server for SAP Applications 15 SP6
python3-core
SUSE:Linux Enterprise Micro 5.2
python3
SUSE:Linux Enterprise Server for SAP Applications 15 SP5
python3
SUSE:Linux Enterprise Server for SAP Applications 15 SP4
python3
SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSS
python3-core
SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS
python3-core
SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSS
python3
SUSE:Linux Enterprise Module for Development Tools 15 SP7
python3-core
SUSE:Linux Enterprise Server for SAP Applications 15 SP5
python3-core
openSUSE:Leap 15.6
python3-core
SUSE:Linux Enterprise Server 15 SP5-LTSS
python3
SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS
python3
SUSE:Linux Enterprise Micro 5.2
python3-core
SUSE:Linux Enterprise Micro 5.4
python3-core
SUSE:Linux Enterprise Server 15 SP5-LTSS
python3-core
SUSE:Linux Enterprise Micro 5.5
python3-core
SUSE:Linux Enterprise Module for Basesystem 15 SP7
python3-core
SUSE:Linux Enterprise Server for SAP Applications 15 SP4
python3-core
openSUSE:Leap 15.6
python3-documentation
SUSE:Linux Enterprise Server 15 SP4-LTSS
python3-core
SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS
python3-core
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
SUSE-SU-2026:1090-1
This update for python3 fixes the following issues:
- CVE-2026-1299: header injection when an email is serialized due to improper newline quoting in BytesGenerator (bsc#1257181).
View original source ↗
05 / REFERENCES
Further evidence