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 deep recursion—can be used to crash the application, impacting service availability.
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History
Thu, 16 Apr 2026 19:00:00 +0000
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Protocol Buffers
Protocol Buffers protobuf-php |
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Protocol Buffers
Protocol Buffers protobuf-php |
Thu, 16 Apr 2026 16:15:00 +0000
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ssvc
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Thu, 16 Apr 2026 15:15:00 +0000
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| Description | 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 deep recursion—can be used to crash the application, impacting service availability. | |
| Title | Denial of Service (DoS) vulnerability exists in the Protobuf PHP library during the parsing of untrusted input | |
| Weaknesses | CWE-20 | |
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cvssV4_0
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Status: PUBLISHED
Assigner: Google
Published: 2026-04-16T14:30:51.568Z
Updated: 2026-04-16T15:24:43.164Z
Reserved: 2026-04-15T21:56:37.963Z
Link: CVE-2026-6409
Updated: 2026-04-16T15:24:31.568Z
Status : Received
Published: 2026-04-16T15:17:41.910
Modified: 2026-04-16T15:17:41.910
Link: CVE-2026-6409
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