SUSE · Security update for python-urllib3
Affects SUSESource GCVE Database
Mentioned vulnerabilities
Not known to be exploited.
Data as of 4 Nov 2026, 00:28 UTC
Rated by Threat Radar · No CVSS score from NVD or the CNA
Exploitation evidence
Disclosed: evidence found.
CVE published 17 Feb 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 3 Nov 2026.
What to do
AI-suggested
A security update has been released by the SUSE Product Security Team to fix these issues. Applying the update to python-urllib3 will remediate the vulnerabilities. No additional mitigation steps are indicated.
Description
This security update for python-urllib3 addresses two vulnerabilities related to resource exhaustion caused by decompression of specially crafted data. CVE-2025-66471 involves excessive resource consumption via decompression of highly compressed data in the Streaming API. CVE-2025-66418 involves resource exhaustion due to an unbounded number of links in the decompression chain. Both issues can lead to denial of service conditions.
References
- suse.com/support/security/rating/ (opens in a new tab)
- ftp.suse.com/pub/projects/security/csaf/suse-su-2026_20485-1.json (opens in a new tab)
- suse.com/support/update/announcement/2026/suse-su-202620485-1/ (opens in a new tab)
- lists.suse.com/pipermail/sle-security-updates/2026-February/024485.html (opens in a new tab)
- bugzilla.suse.com/1254866 (opens in a new tab)
- bugzilla.suse.com/1254867 (opens in a new tab)
- suse.com/security/cve/CVE-2025-66418/ (opens in a new tab)
- suse.com/security/cve/CVE-2025-66471/ (opens in a new tab)