VULNERABILITY INTELLIGENCE

CVE-2021-27577

CVSS score7.5 HIGH

EPSS probability3.45%

CISA KEVNot currently listed

Published2021-06-29

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Description

Incorrect handling of url fragment vulnerability of Apache Traffic Server allows an attacker to poison the cache. This issue affects Apache Traffic Server 7.0.0 to 7.1.12, 8.0.0 to 8.1.1, 9.0.0 to 9.0.1.

Weakness classification

security@apache.org: CWE-444
nvd@nist.gov: CWE-444

Primary references

security@apache.org — Mailing List, Vendor Advisory
security@apache.org — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory