Treasuredata
Treasuredata Fluent BIT: vulnerabilidades y CVE
Treasuredata Fluent BIT tiene 19 vulnerabilidades publicadas, 6 de ellas en los últimos 12 meses. 4 son críticas y 0 figuran en el catálogo de explotación activa de CISA.
CVE19
Últimos 12 meses6
Críticas4
Explotadas activamente0
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Últimas vulnerabilidades
| CVE | Severidad | EPSS | Explotación activa | Publicada | Descripción |
|---|---|---|---|---|---|
| CVE-2026-61674 | Crítica (9.2) | 0.72% | — | 21 sept 2026 | Fluent Bit is a fast and lightweight logs, metrics, and traces processor for Linux, BSD, macOS, and Windows. From 0.11.0 until 5.0.8, plugins/out_forward/forward.c secure_forward_pong copies the server-controlled… |
| CVE-2025-12978 | Media (5.4) | 0.39% | — | 24 nov 2025 | Fluent Bit in_http, in_splunk, and in_elasticsearch input plugins contain a flaw in the tag_key validation logic that fails to enforce exact key-length matching. This allows crafted inputs where a tag prefix is… |
| CVE-2025-12977 | Crítica (9.1) | 0.73% | — | 24 nov 2025 | Fluent Bit in_http, in_splunk, and in_elasticsearch input plugins fail to sanitize tag_key inputs. An attacker with network access or the ability to write records into Splunk or Elasticsearch can supply tag_key values… |
| CVE-2025-12972 | Media (5.3) | 0.90% | — | 24 nov 2025 | Fluent Bit out_file plugin does not properly sanitize tag values when deriving output file names. When the File option is omitted, the plugin uses untrusted tag input to construct file paths. This allows attackers with… |
| CVE-2025-12970 | Alta (8.8) | 1.0% | — | 24 nov 2025 | The extract_name function in Fluent Bit in_docker input plugin copies container names into a fixed size stack buffer without validating length. An attacker who can create containers or control container names, can… |
| CVE-2025-12969 | Media (6.5) | 0.61% | — | 24 nov 2025 | Fluent Bit in_forward input plugin does not properly enforce the security.users authentication mechanism under certain configuration conditions. This allows remote attackers with network access to the Fluent Bit… |
| CVE-2025-29478 | Media (5.5) | 0.20% | — | 7 abr 2025 | An issue in fluent-bit v.3.7.2 allows a local attacker to cause a denial of service via the cfl_list_size in cfl_list.h:165. |
| CVE-2025-29477 | Media (5.5) | 0.18% | — | 4 abr 2025 | An issue in fluent-bit v.3.7.2 allows a local attacker to cause a denial of service via the function consume_event. |
| CVE-2024-50609 | Alta (7.5) | 1.1% | — | 18 feb 2025 | An issue was discovered in Fluent Bit 3.1.9. When the OpenTelemetry input plugin is running and listening on an IP address and port, one can send a packet with Content-Length: 0 and it crashes the server. Improper… |
| CVE-2024-50608 | Alta (7.5) | 1.1% | — | 18 feb 2025 | An issue was discovered in Fluent Bit 3.1.9. When the Prometheus Remote Write input plugin is running and listening on an IP address and port, one can send a packet with Content-Length: 0 and it crashes the server.… |
| CVE-2024-4323 | Crítica (9.8) | 27% | — | 20 may 2024 | A memory corruption vulnerability in Fluent Bit versions 2.0.7 thru 3.0.3. This issue lies in the embedded http server’s parsing of trace requests and may result in denial of service conditions, information disclosure,… |
| CVE-2024-23722 | Alta (7.5) | 0.94% | — | 26 mar 2024 | In Fluent Bit 2.1.8 through 2.2.1, a NULL pointer dereference can be caused via an invalid HTTP payload with the content type of x-www-form-urlencoded. It crashes and does not restart. This could result in logs not… |
| CVE-2024-26455 | Alta (7.5) | 0.71% | — | 26 feb 2024 | fluent-bit 2.2.2 contains a Use-After-Free vulnerability in /fluent-bit/plugins/custom_calyptia/calyptia.c. |
| CVE-2021-46879 | Alta (7.8) | 0.38% | — | 11 abr 2023 | An issue was discovered in Treasure Data Fluent Bit 1.7.1, a wrong variable is used to get the msgpack data resulting in a heap overflow in flb_msgpack_gelf_value_ext. An attacker can craft a malicious file and tick the… |
| CVE-2021-46878 | Alta (7.8) | 0.35% | — | 11 abr 2023 | An issue was discovered in Treasure Data Fluent Bit 1.7.1, erroneous parsing in flb_pack_msgpack_to_json_format leads to type confusion bug that interprets whatever is on the stack as msgpack maps and arrays, leading to… |
| CVE-2021-36088 | Crítica (9.8) | 2.4% | — | 1 jul 2021 | Fluent Bit (aka fluent-bit) 1.7.0 through 1.7.4 has a double free in flb_free (called from flb_parser_json_do and flb_parser_do). |
| CVE-2021-27186 | Alta (7.5) | 2.0% | — | 10 feb 2021 | Fluent Bit 1.6.10 has a NULL pointer dereference when an flb_malloc return value is not validated by flb_avro.c or http_server/api/v1/metrics.c. |
| CVE-2020-35963 | Alta (7.8) | 1.3% | — | 3 ene 2021 | flb_gzip_compress in flb_gzip.c in Fluent Bit before 1.6.4 has an out-of-bounds write because it does not use the correct calculation of the maximum gzip data-size expansion. |
| CVE-2019-9749 | Alta (7.5) | 1.7% | — | 13 mar 2019 | An issue was discovered in the MQTT input plugin in Fluent Bit through 1.0.4. When this plugin acts as an MQTT broker (server), it mishandles incoming network messages. After processing a crafted packet, the plugin's… |
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