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Medium severity5.9NVD Advisory· Published Jul 29, 2026· Updated Oct 1, 2026

CVE-2026-58158

CVE-2026-58158

Description

Apache Traffic Server mishandles PROXY protocol input, truncating ports and overflowing the stack.

This issue affects Apache Traffic Server: from 8.0.0 through 8.1.11, 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.

Affected products

2

Apache/trafficserverllm-create2 versions
from 8.0.0 through 8.1.11, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3+ 1 more
- (no CPE)range: from 8.0.0 through 8.1.11, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3
- cpe:2.3:a:apache:traffic_server:*:*:*:*:*:*:*:*range: >=8.0.0,<=8.1.9

Patches

Vulnerability mechanics

References

1

lists.apache.org/thread/5prl9glcm9g2swnq9hqxvnokylm1gr6dnvdMailing ListVendor Advisory

News mentions

0

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