CVE-2026-55951: httpc memory exhaustion via unbounded response header accumulation

Overview

Severity

N/A

Exploit Status

Not Exploited

Patch Tuesday

2026-Sep

Released

2026-09-03

Last Updated

2026-09-10

EPSS Score

0.69% (percentile: 52.0%)

Affected Products (2)

Other

• 21841-17084

Open Source Software

• azl3 erlang 26.2.5.21-4 on Azure Linux 3.0

Security Updates (1)

• Security Update

Revision History

• 2026-09-03: Information published.
• 2026-09-08: Information published.
• 2026-09-09: Information published.
• 2026-09-10: Information published.