Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2026-58153— Apache Traffic Server: HTTP/2 to HTTP/1 conversion forwards origin trailers to clients unsafely

Quick assessment

Affected
Apache Software Foundation Apache Traffic Server
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Apache traffic server是美国Apache基金会开源的一个高性能HTTP代理服务器。 Apache Traffic Server 10.0.0版本至10.1.3版本存在输入验证错误漏洞，该漏洞源于在将HTTP/2转换为HTTP/1时未进行适当的分块帧处理，导致HTTP/2原始trailers被转发给HTTP/1客户端。

CVSS 8.3 · High EPSS 0.46% · P39

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Apache Software Foundation Apache Traffic Server 10.0.0≤ 10.1.3 affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-58153

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Apache Traffic Server: HTTP/2 to HTTP/1 conversion forwards origin trailers to clients unsafely
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
HTTP请求的解释不一致性(HTTP请求私运)
Source: CVE Program / CVE List V5
Vulnerability Title
Apache Traffic Server 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache traffic server是美国Apache基金会开源的一个高性能HTTP代理服务器。 Apache Traffic Server 10.0.0版本至10.1.3版本存在输入验证错误漏洞，该漏洞源于在将HTTP/2转换为HTTP/1时未进行适当的分块帧处理，导致HTTP/2原始trailers被转发给HTTP/1客户端。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Apache Software Foundation Apache Traffic Server 10.0.0 ~ 10.1.3 -

II. Public POCs for CVE-2026-58153

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-58153

请登录查看更多情报信息。

Same Patch Batch · Apache Software Foundation · 2026-07-29 · 41 CVEs total

CVE-2026-33267 10.0 CRITICAL Apache Traffic Server: Untrusted @ headers can spoof ATS internal metadata
CVE-2026-57834 10.0 CRITICAL Apache Traffic Server: Malformed chunked message body allows request smuggling
CVE-2026-58150 10.0 CRITICAL Apache Traffic Server: HTTP/2 requests with Transfer-Encoding are not rejected, allowing r
CVE-2026-58162 10.0 CRITICAL Apache Traffic Server: Certifier plugin trusts client SNI when generating certificates
CVE-2026-41920 9.3 CRITICAL Apache Traffic Server: SNI to Host header matching policy is not properly enforced
CVE-2026-58155 9.3 CRITICAL Apache Traffic Server: Header-name length truncation enables header aliasing and request s
CVE-2026-58154 8.9 HIGH Apache Traffic Server: Memory-safety errors in MIME and header parsing
CVE-2026-58157 8.7 HIGH Apache Traffic Server: Improper server-session reuse can expose data across client connect
CVE-2026-58182 8.6 HIGH Apache Traffic Server: ts_lua plugin has initialization and resource-handling errors
CVE-2026-22068 8.2 HIGH Apache Traffic Server: Regex mappings match with malicious domain names
CVE-2026-58188 8.2 HIGH Apache Traffic Server: Memory-safety and limit-bypass errors across experimental plugins
CVE-2026-58184 8.2 HIGH Apache Traffic Server: header_rewrite plugin cookie handling can corrupt memory
CVE-2026-58159 8.2 HIGH Apache Traffic Server: Listener and ACL handling allow access-control bypass
CVE-2026-58177 8.1 HIGH Apache Traffic Server: Memory-safety and path-traversal errors in the Cripts framework
CVE-2026-58179 8.1 HIGH Apache Traffic Server: regex_remap plugin overflows the stack from attacker input
CVE-2026-58189 7.5 HIGH Apache Traffic Server: Plugins resetting the redirect counter enable SSRF amplification
CVE-2026-58186 7.5 HIGH Apache Traffic Server: webp_transform plugin decodes unsafely and mislabels degraded respo
CVE-2026-65324 7.5 HIGH Apache Traffic Server: HTTP/2 and HTTP/3 dechunking removes per-stream buffer cap, allowin
CVE-2026-58151 7.5 HIGH Apache Traffic Server: Abusive HTTP/2 framing can exhaust resources and crash the server
CVE-2026-58181 7.5 HIGH Apache Traffic Server: uri_signing and url_sig plugins can exhaust the stack or crash

Showing top 20 of 41 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Apache Traffic Server
Same vendor: Apache Software Foundation
Same weakness: CWE-444

V. Comments for CVE-2026-58153

No comments yet

Leave a comment