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High severity7.5NVD Advisory· Published Jul 29, 2026· Updated Jul 31, 2026

CVE-2026-58186

CVE-2026-58186

Description

The Apache Traffic Server webp_transform plugin can decode unsafely and serve mislabeled, cacheable responses.

This issue affects Apache Traffic Server: from 8.0.0 through 8.1.9, 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/trafficserver2 versions
cpe:2.3:a:apache:traffic_server:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:apache:traffic_server:*:*:*:*:*:*:*:*range: >=8.0.0,<=8.1.9
- (no CPE)range: >=8.0.0 <=8.1.9, >=9.0.0 <=9.2.14, >=10.0.0 <=10.1.3

Patches

Vulnerability mechanics

References

1

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

News mentions

0

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