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CVE-2025-67724VulnerabilityPublished Updated

SUSE snakeviz · Security update for python-tornado6

Affects SUSE snakevizSource GCVE Database

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Mentioned vulnerabilities

Authoritative record:CVE-2025-67724· Medium 5.4

Not known to be exploited · CVSS 5.4 Medium · fixed in Ubuntu package updates : update the Ubuntu python-tornado package when convenient.

Data as of 31 Oct 2026, 20:20 UTC

CVSS 3.1 base score
5.4Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 15% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 2.2.2_3, 2.20, 6.0.3+really5.1.1-3ubuntu0.1~esm3 +3
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 12 Dec 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq 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 31 Oct 2026.

What to do

Upgrade to a fixed release listed under Affected software.

Affected software

ProductAffectedFixed in
Homebrewsnakevizpkg:brew/snakevizOther threatsAffected
  • >=2.2.0 <2.2.2_3
Fixed in
  • 2.2.2_3
Homebrewnvcheckerpkg:brew/nvcheckerOther threatsAffected
  • >=2.7 <2.20
Fixed in
  • 2.20
Ubuntu Pro 16.04 LTSpython-tornadopkg:deb/ubuntu/python-tornado?arch=source&distro=esm-infra-legacy/xenialOther threatsAffected
  • 4.2.1-1ubuntu2 – 4.2.1-1ubuntu3.1+esm4
7 affected builds
Fixed in–
Ubuntu Pro 18.04 LTSpython-tornadopkg:deb/ubuntu/python-tornado?arch=source&distro=esm-apps/bionicOther threatsAffected
  • 4.5.1-2.1~build2 – 4.5.3-1ubuntu0.2+esm4
9 affected builds
Fixed in–
Ubuntu Pro 20.04 LTSpython-tornadopkg:deb/ubuntu/python-tornado?arch=source&distro=esm-apps/focalOther threatsAffected
  • <6.0.3+really5.1.1-3ubuntu0.1~esm3
Fixed in
  • 6.0.3+really5.1.1-3ubuntu0.1~esm3
Ubuntu Pro 22.04 LTSpython-tornadopkg:deb/ubuntu/python-tornado?arch=source&distro=esm-apps/jammyOther threatsAffected
  • <6.1.0-3ubuntu0.1~esm4
Fixed in
  • 6.1.0-3ubuntu0.1~esm4

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

Description

This update for python-tornado6 fixes the following issues: - CVE-2025-67724: unescaped `reason` argument used in HTTP headers and in HTML default error pages can be used by attackers to launch header injection or XSS attacks (bsc#1254903). - CVE-2025-67725: quadratic complexity of string concatenation operations used by the `HTTPHeaders.add` method can lead o DoS when processing a maliciously crafted HTTP request (bsc#1254905). - CVE-2025-67726: quadratic complexity algorithm used in the `_parseparam` function of `httputil.py` can lead to DoS when processing maliciously crafted parameters in a `Content-Disposition` header (bsc#1254904).

References

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