OPENSUSE-SU-2026:22183-1: python-Brotli security update

OPENSUSE-SU-2026:22183-1, released November 7, 2026, fixes 2 CVEs in python-Brotli (version 1.2.1-160000.1.1). One of them is being exploited (CVE-2026-111497); 1 on CISA KEV. Patch Radar priority: Patch now.

Patch now1 on CISA KEV1 publicly disclosed

CVEs closed

None rated Critical

Exploited

CVE-2026-111497

Highest CVSS

9.8

Base score, 0 to 10

Highest EPSS

0.8264

99th percentile

Priority of the 2 CVEs

Patch now 1
                                Urgent 0
                                High 1
                                Routine 0

Fixed package versions

Product	Release	Fixed in
python-Brotli	opensuse-leap 16.0	1.2.1-160000.1.1

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Patch now	CVE-2026-111497	Google: CVE-2026-111497 Buffer overflow vulnerability in the Brotli decoder	9.8	0.8264	KEVDisclosedExploited
High	CVE-2025-6176	brotli: Scrapy versions up to 2.13.2 are vulnerable to a denial of service (DoS) attack due to a flaw in its brotli decompres...	7.5	0.0053	None reported

Also fixes CVE-2026-111497

RHSA-2026:19463
thunderbird on RHEL 10
RHSA-2026:13537
thunderbird on RHEL 8
ELSA-2026-13537
thunderbird on ol 8
ALSA-2026:13537
thunderbird on almalinux 8
RHSA-2026:17690
firefox on RHEL 10
RHSA-2026:10766
firefox on RHEL 8
ALSA-2026:10766
firefox on almalinux 8
ELSA-2026-10766
firefox on ol 8

Vendor advisory

https://osv.dev/vulnerability/openSUSE-SU-2026:22183-1

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