WID-SEC-W-2026-2012

csafDEcert_bund

DeutschShown in its original language — a full translation is planned for a future version.

HAProxy: Mehrere Schwachstellen

view advisory published 2026-06-18

Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in HAProxy ausnutzen, um Dateien zu manipulieren oder einen Denial of Service zu verursachen.

01

describes (2)

Related CVEs.

IDseverity exploitable
CVE-2026-55204US——
HAProxy through 3.4.0, fixed in commit 9a6d1fe, contains a null pointer dereference vulnerability in hpack_dht_insert() within src/hpack-tbl.c that fails to validate the return va…
CVE-2026-55203UScritical9.1—
HAProxy through 3.4.0, fixed in commit 5985276, contains an integer overflow vulnerability in the fcgi_conn structure's drl field that allows buffer misparse as new FCGI record hea…
02

references

External citations — patches, advisories, analysis.

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