Apache Software Foundation Apache Traffic Server vulnerabilities, page 3
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-2024-53868apache software foundationapache traffic server+3
EPSS score0.66%
Apache Traffic Server allows request smuggling if chunked messages are malformed.
This issue affects Apache Traffic Server: from 9.2.0 through 9.2.9, from 10.0.0 through 10.0.4.
Users are recommended to upgrade to version 9.2.10 or 10.0.5, which fixes the issue.CVE-2024-56202apache software foundationapache traffic server+3EPSS score0.87%
Expected Behavior Violation vulnerability in Apache Traffic Server.
This issue affects Apache Traffic Server: from 9.0.0 through 9.2.8, from 10.0.0 through 10.0.3.
Users are recommended to upgrade to versions 9.2.9 or 10.0.4 or newer, which fixes the issue.CVE-2024-56196apache software foundationapache traffic server+2EPSS score0.78%
Improper Access Control vulnerability in Apache Traffic Server.
This issue affects Apache Traffic Server: from 10.0.0 through 10.0.3.
Users are recommended to upgrade to version 10.0.4, which fixes the issue.CVE-2024-56195apache software foundationapache traffic server+3EPSS score0.78%
Improper Access Control vulnerability in Apache Traffic Server.
This issue affects Apache Traffic Server: from 9.2.0 through 9.2.8, from 10.0.0 through 10.0.3.
Users are recommended to upgrade to version 9.2.9 or 10.0.4, which fixes the issue.CVE-2024-38311apache software foundationapache traffic server+3EPSS score0.91%
Improper Input Validation vulnerability in Apache Traffic Server.
This issue affects Apache Traffic Server: from 8.0.0 through 8.1.11, from 9.0.0 through 9.2.8, from 10.0.0 through 10.0.3.
Users are recommended to upgrade to version 9.2.9 or 10.0.4, which fixes the issue.CVE-2024-38479apache software foundationapache traffic server+3EPSS score0.82%
Improper Input Validation vulnerability in Apache Traffic Server.
This issue affects Apache Traffic Server: from 8.0.0 through 8.1.11, from 9.0.0 through 9.2.5.
Users are recommended to upgrade to version 9.2.6, which fixes the issue, or 10.0.2, which does not have the issue.CVE-2024-50306apache software foundationapache traffic server+3EPSS score1.57%
Unchecked return value can allow Apache Traffic Server to retain privileges on startup.
This issue affects Apache Traffic Server: from 9.2.0 through 9.2.5, from 10.0.0 through 10.0.1.
Users are recommended to upgrade to version 9.2.6 or 10.0.2, which fixes the issue.CVE-2024-50305apache software foundationapache traffic server+3EPSS score0.93%
Valid Host header field can cause Apache Traffic Server to crash on some platforms.
This issue affects Apache Traffic Server: from 9.2.0 through 9.2.5.
Users are recommended to upgrade to version 9.2.6, which fixes the issue, or 10.0.2, which does not have the issue.CVE-2024-35296apache software foundationapache traffic server+3EPSS score1.08%
Invalid Accept-Encoding header can cause Apache Traffic Server to fail cache lookup and force forwarding requests.
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-2024-35161apache software foundationapache traffic server+3EPSS score0.97%
Apache Traffic Server forwards malformed HTTP chunked trailer section 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 can set a new setting (proxy.config.http.drop_chunked_trailers) not to forward chunked trailer section.
Users are recommended to upgrade to version 8.1.11 or 9.2.5, which fixes the issue.CVE-2026-59173apache software foundationapache traffic server+3EPSS score0.74%
Uncontrolled Resource Consumption vulnerability in Apache Traffic Server.
This issue affects Apache Traffic Server: from 9.0.0 through 9.1.13, from 10.0.0 through 10.1.2.
Users are recommended to upgrade to version 9.1.14 or 10.1.3, which fixes the issue.CVE-2026-41920apache software foundationapache traffic server+3EPSS score0.53%
Improper Access Control vulnerability in Apache Traffic Server.
This issue affects Apache Traffic Server: from 9.0.0 through 9.1.14, from 10.0.0 through 10.1.3.
Users are recommended to upgrade to version 9.1.15 or 10.1.4, which fixes the issue.CVE-2026-65100apache software foundationapache traffic server+3EPSS score0.58%
Apache Traffic Server updates the HTTP/2 HPACK dynamic table before confirming the header block encoded successfully, so an encode failure leaves the encoder out of sync with the peer decoder and corrupts subsequent header blocks on the connection.
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-2026-65325apache software foundationapache traffic server+3EPSS score0.28%
Apache Traffic Server reuses multiplexed HTTP/2 origin connections without verifying the server certificate covers the new request hostname.
This issue affects Apache Traffic Server: 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-2026-65324apache software foundationapache traffic server+3EPSS score0.66%
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 8.1.11, 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-2026-102795apache software foundationapache traffic server+2EPSS score0.28%
Improper Access Control vulnerability in Apache Traffic Server.
This issue affects Apache Traffic Server: 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 fixes the issue.
This CVE supersedes CVE-2026-41920, whose record listed the affected 9.x versions as 9.0.0 through 9.1.14 and the fixed version as 9.1.15. All 9.2.x releases before 9.2.15 are affected.CVE-2026-58162apache software foundationapache traffic server+3EPSS score0.36%
The Apache Traffic Server certifier plugin generates certificates based on attacker-controlled client SNI.
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-2026-58163apache software foundationapache traffic server+3EPSS score0.70%
Apache Traffic Server mishandles on-disk cache fields and object lifetimes, corrupting state or crashing.
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-2026-58177apache software foundationapache traffic server+3EPSS score0.59%
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-2026-58188apache software foundationapache traffic server+3EPSS score0.77%
Several Apache Traffic Server experimental plugins have memory-safety and limit-bypass 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.