Apache Traffic Server: Untrusted @ headers can spoof ATS internal metadata
41Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 7.7epss 0.4%
from disclosure to weapon14 days
Published on NVDJul 29
1st PoC+14d
exploitation probability
0.4%top 69% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
Improper Input Validation vulnerability in Apache Traffic Server.
This issue affects Apache Traffic Server: from 9.2.0 through 9.2.14, from 10.1.0 through 10.1.3.
Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fixes the issue.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:N/SI:H/SA:N
Affected products
Apache Software Foundation · Apache Traffic Serverpublic PoCs found — 1
githubgithub.com/Boreas37/CVE-2026-33267-PoC★ 4⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.