Red Hat Security Advisory: python-tornado security update
Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Security Fix(es): * tornado-python: Tornado: Denial of Service via large multipart bodies (CVE-2026-31958) * tornado: Tornado: Cookie attribute injection due to improper handling of cookie arguments (CVE-2026-35536) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
AI Analysis
Technical Summary
Red Hat Product Security issued an advisory (RHSA-2026:13670) for python-tornado in Red Hat Enterprise Linux 9 to address two vulnerabilities: CVE-2026-31958, a denial of service via large multipart bodies, and CVE-2026-35536, a cookie attribute injection due to improper handling of cookie arguments. The advisory provides updated python-tornado packages (version 6.5.5-1.el9_7.1) for various architectures including x86_64, s390x, ppc64le, and aarch64. The vulnerabilities are rated with moderate impact. The advisory references bugzilla entries 2446765 and 2454716 for the respective CVEs. No CVSS scores are included in the advisory. The update is intended to be applied to Red Hat Enterprise Linux 9 and its Extended Update Support and Extended Life Cycle variants.
Potential Impact
The denial of service vulnerability (CVE-2026-31958) could allow an attacker to disrupt service by sending large multipart bodies. The cookie attribute injection vulnerability (CVE-2026-35536) could allow improper cookie handling, potentially leading to security issues related to cookie attributes. Both vulnerabilities have a moderate security impact as rated by Red Hat. There are no known exploits in the wild reported at this time.
Mitigation Recommendations
Red Hat has released updated python-tornado packages (version 6.5.5-1.el9_7.1) that address these vulnerabilities. Users of Red Hat Enterprise Linux 9 and its variants should apply the updates as described in the Red Hat advisory RHSA-2026:13670 and the referenced article https://access.redhat.com/articles/11258. No additional mitigation steps are indicated beyond applying the official update.
Red Hat Security Advisory: python-tornado security update
Description
Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Security Fix(es): * tornado-python: Tornado: Denial of Service via large multipart bodies (CVE-2026-31958) * tornado: Tornado: Cookie attribute injection due to improper handling of cookie arguments (CVE-2026-35536) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
Red Hat Product Security issued an advisory (RHSA-2026:13670) for python-tornado in Red Hat Enterprise Linux 9 to address two vulnerabilities: CVE-2026-31958, a denial of service via large multipart bodies, and CVE-2026-35536, a cookie attribute injection due to improper handling of cookie arguments. The advisory provides updated python-tornado packages (version 6.5.5-1.el9_7.1) for various architectures including x86_64, s390x, ppc64le, and aarch64. The vulnerabilities are rated with moderate impact. The advisory references bugzilla entries 2446765 and 2454716 for the respective CVEs. No CVSS scores are included in the advisory. The update is intended to be applied to Red Hat Enterprise Linux 9 and its Extended Update Support and Extended Life Cycle variants.
Potential Impact
The denial of service vulnerability (CVE-2026-31958) could allow an attacker to disrupt service by sending large multipart bodies. The cookie attribute injection vulnerability (CVE-2026-35536) could allow improper cookie handling, potentially leading to security issues related to cookie attributes. Both vulnerabilities have a moderate security impact as rated by Red Hat. There are no known exploits in the wild reported at this time.
Mitigation Recommendations
Red Hat has released updated python-tornado packages (version 6.5.5-1.el9_7.1) that address these vulnerabilities. Users of Red Hat Enterprise Linux 9 and its variants should apply the updates as described in the Red Hat advisory RHSA-2026:13670 and the referenced article https://access.redhat.com/articles/11258. No additional mitigation steps are indicated beyond applying the official update.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:13670
- Cve Count
- 2
- Additional Cves
- ["CVE-2026-35536"]
- Cvss Version
- null
Threat ID: 6a160977e29bf47b50643226
Added to database: 05/26/2026, 20:58:31 UTC
Last enriched: 07/10/2026, 12:27:46 UTC
Last updated: 07/31/2026, 19:22:58 UTC
Views: 71
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.