Apache Software Foundation Apache Traffic Server vulnerabilities, page 4
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-2026-58157apache software foundationapache traffic server+3
EPSS score0.48%
Apache Traffic Server can reuse server sessions and tunnels improperly, exposing data across client connections.
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-2026-58154apache software foundationapache traffic server+3EPSS score0.54%
Apache Traffic Server can write out of bounds or overflow integers while parsing MIME and HTTP headers.
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-2026-58153apache software foundationapache traffic server+3EPSS score0.64%
Apache Traffic Server forwards HTTP/2 origin trailers to HTTP/1 clients without proper chunked framing when converting HTTP/2 to HTTP/1.
This issue affects Apache Traffic Server: 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-2026-58178apache software foundationapache traffic server+3EPSS score0.66%
The Apache Traffic Server ESI plugin can recurse without bound and fetch attacker-controlled URLs.
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-2026-58150apache software foundationapache traffic server+3EPSS score0.57%
Apache Traffic Server does not reject Transfer-Encoding in HTTP/2 requests, allowing downgrade request smuggling.
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-2026-58151apache software foundationapache traffic server+3EPSS score0.66%
Apache Traffic Server can be crashed or driven to resource exhaustion by abusive HTTP/2 framing and flow-control.
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-2026-58155apache software foundationapache traffic server+3EPSS score0.54%
Apache Traffic Server truncates over-long header names, allowing header aliasing, request smuggling, and policy 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-2026-58175apache software foundationapache traffic server+3EPSS score0.66%
Apache Traffic Server leaks memory when handling HostDB SRV records.
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-2026-58159apache software foundationapache traffic server+3EPSS score0.56%
Apache Traffic Server can bypass IP access controls on UDS listeners and through ACL matching errors.
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-2026-58184apache software foundationapache traffic server+3EPSS score0.59%
The Apache Traffic Server header_rewrite plugin can crash or corrupt memory during cookie operations and CIDR condition matching.
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-2026-58158apache software foundationapache traffic server+3EPSS score0.58%
Apache Traffic Server mishandles PROXY protocol input, truncating ports and overflowing the stack.
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-2026-58179apache software foundationapache traffic server+3EPSS score0.60%
The Apache Traffic Server regex_remap plugin overflows the stack and integers from substitution 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-2026-58186apache software foundationapache traffic server+3EPSS score0.70%
The Apache Traffic Server webp_transform plugin can decode unsafely and serve mislabeled, cacheable responses.
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-2026-58183apache software foundationapache traffic server+3EPSS score0.66%
The Apache Traffic Server prefetch plugin can crash when processing attacker-influenced 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-2026-58187apache software foundationapache traffic server+3EPSS score0.58%
The Apache Traffic Server multiplexer plugin overruns its chunk-decode buffer on upstream input, enabling denial of service.
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-2026-58152apache software foundationapache traffic server+3EPSS score0.58%
Apache Traffic Server mishandles integers while decoding HPACK/XPACK headers, corrupting memory.
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-2026-58189apache software foundationapache traffic server+3EPSS score0.63%
Apache Traffic Server allows redirect-limit bypass when plugins reset the retry counter, enabling SSRF amplification.
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-2026-58185apache software foundationapache traffic server+3EPSS score0.58%
The Apache Traffic Server intercept plugin has a use-after-free.
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-2026-58160apache software foundationapache traffic server+3EPSS score0.58%
Apache Traffic Server reads out of bounds while parsing DNS answers.
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-2026-58182apache software foundationapache traffic server+3EPSS score0.73%
The Apache Traffic Server ts_lua plugin mishandles initialization, transform context, and per-instance state.
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.