VulnSocial

CVE-2026-58156General(apache / traffic_server)

LOWCVSS 6.3 · MEDIUM

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch apache traffic_server systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

Apache Traffic Server mis-parses ports in URLs and userinfo, allowing port-based access-control 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.

apache CVEsBack to dashboard
0.5/ 10 priority

Sources & remediation

Vendor / third-party advisories
Weakness type (CWE)
CWE-863

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

STABLE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • traffic_server

Threat summary

  • Patch or workaround signal is available
  • 2 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 2 signals
  • General: 1 classified signal
  • Peaked 1d ago at 1 mentions (2026-07-29); latest day: 1
  • 2 total mentions across 2 days

Affected systems

Vendors
apache
Products
traffic_server

Deep dive

Activity timeline2 mentions / 2d
00111Mentions · 2026-07-29: 1Mentions · 2026-07-30: 1Patch / Workaround · 2026-07-30: 1Technical Details · 2026-07-29: 1Technical Details · 2026-07-30: 107-2907-30
Signal classification2 categories
General
150.0%
Patch
150.0%
Referenced assets2 URLs
Classification over time
DateTotalLabels
2026-07-291
General1
2026-07-301
Patch1
Full discourse2 posts
  • CCB Alert@CCBalert
    Patch

    Warning: Latest patch for #Apache Traffic Server #ATS addresses 38 CVEs! Exploitation of CVEs such as #CVE-2026-58155, #CVE-2026-58156 and others could lead to #DoS attacks, HTTP request smuggling and more. More details at https://ccb.belgium.be/advisories/warning-multiple-vulnerabilities-apache-traffic-server-patch-immediately #Patch #Patch #Patch

    Post summary

    The advisory announces a patch for Apache Traffic Server that fixes 38 CVEs, warns that exploitation could lead to DoS and HTTP request smuggling, and urges immediate patching.

    00000263
    7.2K followersView on X
  • Vulmon Vulnerability Feed@VulmonFeeds
    General

    CVE-2026-58156 Port Parsing Vulnerability in Apache Traffic Server 8.0.0 Through 10.1.3 https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-58156

    Post summary

    The entry purely announces CVE-2026-58156 and gives a brief technical description of a port parsing bug in Apache Traffic Server, with no indications of exploitation or mitigation.

    0000079
    4.1K followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Appapachetraffic_server---

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