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CVE
Severity
CVSS
Risk
Published
Description
Impact
CVE-2015-5237
high
8.8
8.8
9y ago
protobuf allows remote authenticated attackers to cause a heap-based buffer overflow.
debian
nuget
java
golang
+3
CVE-2021-22570
medium
—
5.5
4y ago
Moderate: protobuf security update
redhat
suse
rockylinux
debian
+5
CVE-2026-6409
unknown
—
—
2mo ago
A Denial of Service (DoS) vulnerability exists in the Protobuf PHP library during the parsing of untrusted input. Maliciously structured messages—specifically those containing negative varints or dee…
debian
php
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