BugZero | F5 BugID 481398 - Compression statistics for SGML content may be inc...

F5 - Defect ID: 481398

Compression statistics for SGML content may be incorrectly classified

F5 - Defect ID: 481398

Compression statistics for SGML content may be incorrectly classified

Last updated on July 18th, 2026

BugZero Risk Score
5.2 Medium

Overall: 5.2

Severity: 5.5

Community: 4.2

Lifecycle: 8.3

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Bug Details

Priority: 5-Cosmetic
Status: Verified
Impact Category: Local Traffic Manager

Description

Symptoms

The compression statistic for 'Other' content increases unexpectedly when compressing SGML content

Impact

Misleading compression statistics

Conditions

This issue occurs when: - Virtual with compression profile - HTTP responses received with a Content-Type header value other than 'application/sgml'

Workaround

None

Fix Information

HTTP bodies containing a Content-Type header of 'application/sgml' will be recorded under the 'SGML' compression statistic.

Change history

Links

Original Vendor Announcement

Relevant Products

Click on a version to see all relevant bugs

Affected versions:11.5.1, 11.5.1 hf1, 11.5.1 hf2, 11.5.1 hf3, 11.5.1 hf4, 11.5.1 hf5, 11.5.1 hf6, 11.5.1 hf7, 11.5.1 hf8, 11.5.1 hf9, 11.5.1 hf10, 11.5.1 hf11, 11.5.2, 11.5.2 hf1, 11.5.3, 11.5.3 hf1, 11.5.3 hf2, 11.5.4, 11.5.4 hf1, 11.5.4 hf2, 11.5.4 hf3, 11.5.4 hf4, 11.5.5, 11.5.6, 11.5.7, 11.5.8, 11.5.9, 11.5.10, 11.6.0, 11.6.0 hf1, 11.6.0 hf2, 11.6.0 hf3, 11.6.0 hf4, 11.6.0 hf5, 11.6.0 hf6, 11.6.0 hf7, 11.6.0 hf8, 11.6.1, 11.6.1 hf1, 11.6.1 hf2, 11.6.2, 11.6.2 hf1, 11.6.3, 11.6.3.1, 11.6.3.2, 11.6.3.3, 11.6.3.4, 11.6.4, 11.6.5, 11.6.5.1, 11.6.5.2, 11.6.5.3

Fixed versions: 12.0.0

Relevant Products

Click on a version to see all relevant bugs

Fixed versions: 12.0.0

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F5 - Defect ID: 481398

Compression statistics for SGML content may be incorrectly classified

F5 - Defect ID: 481398

Compression statistics for SGML content may be incorrectly classified

Last updated on July 18th, 2026

BugZero Risk Score5.2 Medium

Bug Details

Symptoms

Impact

Conditions

Workaround

Fix Information

Links

Top F5 Defects

Ready to prevent the next vendor outage?

F5 - Defect ID: 481398

Compression statistics for SGML content may be incorrectly classified

F5 - Defect ID: 481398

Compression statistics for SGML content may be incorrectly classified

Last updated on July 18th, 2026

BugZero Risk Score5.2 Medium

Bug Details

Symptoms

Impact

Conditions

Workaround

Fix Information

Links

Top F5 Defects

Ready to prevent the next vendor outage?

BugZero Risk Score
5.2 Medium

BugZero Risk Score
5.2 Medium