Apache Software Foundation Apache Traffic Server vulnerabilities, page 5
96 vulnerabilities
Known vulnerabilities in Apache Software Foundation Apache Traffic Server, newest first, with CVSS severity, EPSS, KEV listings, ransomware use and the affected versions.
CVE-2026-58164apache software foundationapache traffic server+3
EPSS score0.66%
Apache Traffic Server has use-after-free and time-of-check/time-of-use errors in remap configuration handling.
This issue affects Apache Traffic Server: from 8.0.0 through 8.1.11, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3.
Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fix the issue.CVE-2026-58180apache software foundationapache traffic server+3EPSS score0.66%
The Apache Traffic Server txn_box plugin overflows the stack from attacker-controlled input.
This issue affects Apache Traffic Server: from 8.0.0 through 8.1.11, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3.
Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fix the issue.CVE-2026-58156apache software foundationapache traffic server+3EPSS score0.39%
Apache Traffic Server mis-parses ports in URLs and userinfo, allowing port-based access-control bypass.
This issue affects Apache Traffic Server: from 8.0.0 through 8.1.11, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3.
Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fix the issue.CVE-2026-58161apache software foundationapache traffic server+3EPSS score0.66%
Apache Traffic Server can crash from null dereferences and dangling references in TLS and SNI handling.
This issue affects Apache Traffic Server: from 8.0.0 through 8.1.11, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3.
Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fix the issue.CVE-2026-58181apache software foundationapache traffic server+3EPSS score0.66%
The Apache Traffic Server uri_signing and url_sig plugins can exhaust the stack or crash on attacker input.
This issue affects Apache Traffic Server: from 8.0.0 through 8.1.11, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3.
Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fix the issue.CVE-2026-57834apache software foundationapache traffic server+3EPSS score0.61%
Apache Traffic Server allows request smuggling if chunked messages are malformed.
This issue affects Apache Traffic Server: from 8.0.0 through 8.1.11, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3.
Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fix the issue.CVE-2026-22068apache software foundationapache traffic server+3EPSS score0.61%
Regular Expression without Anchors vulnerability in Apache Traffic Server.
This issue affects Apache Traffic Server: from 10.0.X through 10.1.3, from 9.0.X through 9.2.14.
Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fixes the issue.CVE-2026-24033apache software foundationapache traffic server+3EPSS score0.57%
Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') vulnerability in Apache Traffic Server.
This issue affects Apache Traffic Server: from 10.0.0 through 10.1.3, from 9.0.0 through 9.2.14.
Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fixes the issue.CVE-2026-33267apache software foundationapache traffic server+3EPSS score0.60%
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.CVE-2026-33930apache software foundationapache traffic server+3EPSS score0.58%
Apache Traffic Server copies the client Host header into a fixed-size stack buffer without a bound during redirect handling, so an over-long Host header overflows the stack when redirect following is enabled.
This issue affects Apache Traffic Server: from 8.0.0 through 8.1.11, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3.
Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fix the issue.CVE-2023-41752apache software foundationapache traffic server+4EPSS score1.63%
Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Apache Traffic Server.This issue affects Apache Traffic Server: from 8.0.0 through 8.1.8, from 9.0.0 through 9.2.2.
Users are recommended to upgrade to version 8.1.9 or 9.2.3, which fixes the issue.CVE-2023-39456apache software foundationapache traffic server+4EPSS score58.29%
Improper Input Validation vulnerability in Apache Traffic Server with malformed HTTP/2 frames.This issue affects Apache Traffic Server: from 9.0.0 through 9.2.2.
Users are recommended to upgrade to version 9.2.3, which fixes the issue.CVE-2023-38522apache software foundationapache traffic server+3EPSS score0.99%
Apache Traffic Server accepts characters that are not allowed for HTTP field names and forwards malformed requests to origin servers. This can be utilized for request smuggling and may also lead cache poisoning if the origin servers are vulnerable.
This issue affects Apache Traffic Server: from 8.0.0 through 8.1.10, from 9.0.0 through 9.2.4.
Users are recommended to upgrade to version 8.1.11 or 9.2.5, which fixes the issue.CVE-2023-30631apache software foundationapache traffic server+5EPSS score2.00%
Improper Input Validation vulnerability in Apache Software Foundation Apache Traffic Server. The configuration option proxy.config.http.push_method_enabled didn't function. However, by default the PUSH method is blocked in the ip_allow configuration file.This issue affects Apache Traffic Server: from 8.0.0 through 9.2.0.
8.x users should upgrade to 8.1.7 or later versions
9.x users should upgrade to 9.2.1 or later versionsCVE-2023-33934apache software foundationapache traffic server+3EPSS score1.56%
Improper Input Validation vulnerability in Apache Software Foundation Apache Traffic Server.This issue affects Apache Traffic Server: through 9.2.1.CVE-2023-33933apache software foundationapache traffic server+3EPSS score1.50%
Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Apache Software Foundation Apache Traffic Server.This issue affects Apache Traffic Server: from 8.0.0 through 9.2.0.
8.x users should upgrade to 8.1.7 or later versions
9.x users should upgrade to 9.2.1 or later versions