CVE-2026-58183

The CVE-2026-58183 issue affects Apache Traffic Server’s prefetch plugin, which can crash when handling attacker-influenced input. Affected versions are 8.0.0–8.1.9, 9.0.0–9.2.14, and 10.0.0–10.1.3. Remediation is to upgrade to 9.2.15 or 10.1.4, which fix the issue. No exploitation details are pr...

EUVD-2026-50226

The Apache Traffic Server urisigning and urlsig plugins can exhaust the stack or crash on attacker input. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.9, 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...

CVE-2026-58180 Apache Traffic Server: txn_box plugin overflows the stack from attacker input

The Apache Traffic Server txnbox plugin overflows the stack from attacker-controlled input. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.9, 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-2026-58179 Apache Traffic Server: regex_remap plugin overflows the stack from attacker input

The Apache Traffic Server regexremap plugin overflows the stack and integers from substitution input. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.9, 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...

CVE-2026-58178 Apache Traffic Server: ESI plugin allows uncontrolled recursion and server-side request forgery

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 8.1.9, 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...

CVE-2026-58177 Apache Traffic Server: Memory-safety and path-traversal errors in the Cripts framework

The Apache Traffic Server Cripts framework has out-of-bounds writes, path traversal, and use-after-free errors. This issue affects Apache Traffic Server: from 10.0.0 through 10.1.3. Users are recommended to upgrade to version 10.1.4, which fix the issue...

EUVD-2026-50222

The Apache Traffic Server Cripts framework has out-of-bounds writes, path traversal, and use-after-free errors. This issue affects Apache Traffic Server: from 10.0.0 through 10.1.3. Users are recommended to upgrade to version 10.1.4, which fix the issue...

CVE-2026-58161

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 8.1.9, 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 fi...

CVE-2026-58160

CVE-2026-58160 affects Apache Traffic Server. The issue is described as out-of-bounds reads when parsing DNS responses, impacting versions 8.0.0–8.1.9, 9.0.0–9.2.14, and 10.0.0–10.1.3. The documented remediation is to upgrade to 9.2.15 or 10.1.4, which fix the issue. No exploitation details or ad...

CVE-2026-58159 Apache Traffic Server: Listener and ACL handling allow access-control bypass

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 8.1.9, 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...

CVE-2026-58158

Apache Traffic Server mishandles PROXY protocol input, truncating ports and overflowing the stack. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.9, 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...

CVE-2026-58156

Apache Traffic Server contains a URL/userinfo port parsing flaw that allows port-based access-control bypass in versions 8.0.0–8.1.9, 9.0.0–9.2.14, and 10.0.0–10.1.3. The issue is triggered by mis-parsing ports in URLs and userinfo, enabling bypass of access controls. Upgraded fixes are available...

CVE-2026-58155

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 8.1.9, 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...

CVE-2026-58154

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 8.1.9, 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 fi...

CVE-2026-65324 Apache Traffic Server: HTTP/2 and HTTP/3 dechunking removes per-stream buffer cap, allowing memory exhaustion

Apache Traffic Server drops the per-stream buffer cap when dechunking HTTP/2 or HTTP/3 responses, letting a slow client exhaust server memory. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.9, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3. Users are recommended to upgrad...

CVE-2026-65324

Apache Traffic Server is affected by CVE-2026-65324 where the per-stream buffer cap is removed during dechunking of HTTP/2 and HTTP/3 responses, enabling memory exhaustion by a slow client. Affected versions: 8.0.0–8.1.9, 9.0.0–9.2.14, and 10.0.0–10.1.3. The issue can impact availability due to m...

CVE-2026-58150

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 8.1.9, 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...

CVE-2026-58152 Apache Traffic Server: Integer-handling errors in HPACK/XPACK decoding corrupt memory

Apache Traffic Server mishandles integers while decoding HPACK/XPACK headers, corrupting memory. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.9, 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...

UBUNTU-CVE-2026-24033

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 iss...

CVE-2026-58151

Apache Traffic Server is affected by CVE-2026-58151, where abusive HTTP/2 framing and flow-control can exhaust resources or crash the server. Affected builds: 8.0.0–8.1.9, 9.0.0–9.2.14, and 10.0.0–10.1.3. Upgrading to fixed releases 9.2.15 or 10.1.4 is recommended. The CVSS details provided indic...