Apache · product
Apache Traffic Server
118 CVEs
Every dot is a CVE in what this vendor ships; the named ones are the most at risk.
- likely to be exploited
- 2
Every one of the 118 is a mark on the map. Named now: 1 to 26, most at risk first.
- Apache Traffic Server: HTTP/2 CONTINUATION frames can be utilized for DoS attack
- Apache Traffic Server: Malformed http/2 frames can cause an abort
- Adding method ACLs in remap.config can cause a segfault when the user makes a carefully crafted request. This affects versions Apache Traffic Server (ATS) 6.0.0 to 6.2.2 and 7.0.0…
- A carefully crafted invalid TLS handshake can cause Apache Traffic Server (ATS) to segfault. This affects version 6.2.2. To resolve this issue users running 6.2.2 should upgrade t…
- Pages that are rendered using the ESI plugin can have access to the cookie header when the plugin is configured not to allow access. This affects Apache Traffic Server (ATS) versi…
- When there are multiple ranges in a range request, Apache Traffic Server (ATS) will read the entire object from cache. This can cause performance problems with large objects in ca…
- There are multiple HTTP smuggling and cache poisoning issues when clients making malicious requests interact with Apache Traffic Server (ATS). This affects versions 6.0.0 to 6.2.2…
- Apache Traffic Server is vulnerable to HTTP/2 setting flood attacks. Earlier versions of Apache Traffic Server didn't limit the number of setting frames sent from the client using…
- Apache Traffic Server 9.0.0 is vulnerable to a remote DOS attack on the experimental Slicer plugin.
- Apache Traffic Server 6.0.0 to 6.2.3, 7.0.0 to 7.1.10, and 8.0.0 to 8.0.7 is vulnerable to certain types of HTTP/2 HEADERS frames that can cause the server to allocate a large amo…
- Incorrect handling of url fragment leads to cache poisoning
- There is a vulnerability in Apache Traffic Server 6.0.0 to 6.2.3, 7.0.0 to 7.1.8, and 8.0.0 to 8.0.5 with a smuggling attack and chunked encoding. Upgrade to versions 7.1.9 and 8.…
- There is a vulnerability in Apache Traffic Server 6.0.0 to 6.2.3, 7.0.0 to 7.1.8, and 8.0.0 to 8.0.5 with a smuggling attack and scheme parsing. Upgrade to versions 7.1.9 and 8.0.…
- Apache Traffic Server before 6.2.1 generates a coredump when there is a mismatch between content length and chunked encoding.
- Apache Traffic Server 6.0.0 to 6.2.0 are affected by an HPACK Bomb Attack.
- There is a vulnerability in Apache Traffic Server 6.0.0 to 6.2.3, 7.0.0 to 7.1.8, and 8.0.0 to 8.0.5 with a smuggling attack and Transfer-Encoding and Content length headers. Upgr…
- Dynamic stack buffer overflow in cachekey plugin
- Request Smuggling - multiple attacks
- Request Smuggling - transfer encoding validation
- Request Smuggling - LF line ending
- ATS stops accepting connections on FreeBSD
- Improper HTTP/2 scheme and method validation
- HTTP/2 framing vulnerabilities
- Insufficient Validation of HTTP/1.x Headers
- Reading HTTP/2 frames too many times
- Specific sequence of HTTP/2 frames can cause ATS to crash
exploited in the wildcheck availableringed, named or not: CyberSIXT has reported on it
Zoom in on the map and the dots under the middle of it are named where they are.
Data as of 2026-11-15. CVE List through 2026-11-15 · EPSS of 2026-11-14 · CISA KEV checked 2026-11-15. Sources: the CVE List, CISA KEV, EPSS, NVD, nuclei templates and public bug bounty data.