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OpenAdvisories

Package · Wolfi

k3s-1.32

120 known vulnerabilities.

119 results · Feed

  • Medium 6.1

    Moby: Race condition in docker cp allows creation of arbitrary empty files on the host via symlink swap

    Moby is an open source container framework. In Docker Engine prior to version 29.5.1, Docker Daemon versions 28.5.2 and prior, and Moby Daemon prior to version 2.0.0-beta.14, a race condition during docker cp mount setup allows a malicious container to create…

  • High 7.2
    CVE-2026-41567 Public exploit

    Docker: `PUT /containers/{id}/archive` executes container binary on the host

    Moby is an open source container framework. In versions prior to 29.5.1 and in moby/moby v2 prior to v2.0.0-beta.14, when a compressed archive is uploaded to a container via `PUT /containers/{id}/archive` or piped through `docker cp -`, the daemon resolves de…

  • Medium 5.3

    quic-go: HTTP/3 QPACK Trailer Expansion Memory Exhaustion

    quic-go is an implementation of the QUIC protocol in Go. Prior to version 0.59.1, an attacker can cause excessive memory allocation in quic-go's HTTP/3 client and server implementations by sending a QPACK-encoded HEADERS frame that decodes into a large traile…

  • Medium 5.3

    OpenTelemetry-Go's baggage parsing no longer caps raw header length

    OpenTelemetry-Go is the Go implementation of OpenTelemetry. Versions 1.41.0 and 1.43.0 removed raw-length rejection and it causes `Parse` to process arbitrarily large/invalid baggage headers and log errors, enabling DoS via oversized inputs. Versions 1.42.0 a…

  • Low 3.3

    cilium ebpf LoadCollectionSpec/LoadCollectionSpecFromReader btf.go loadRawSpec integer overflow

    A vulnerability has been found in cilium ebpf up to 0.21.0. This affects the function loadRawSpec of the file btf/btf.go of the component LoadCollectionSpec/LoadCollectionSpecFromReader. Such manipulation of the argument offset leads to integer overflow. The …

  • Medium 5.3

    Arbitrary inputs are included in errors without any escaping in net/textproto

    When returning errors, functions in the net/textproto package would include its input as part of the error. This might allow an attacker to inject misleading content to errors that are printed or logged.

  • High 7.5

    Quadratic complexity in WordDecoder.DecodeHeader in mime

    Decoding a maliciously-crafted MIME header containing many invalid encoded-words can consume excessive CPU.

  • Medium 6.5
    CVE-2026-27145 Public exploit

    Inefficient candidate hostname parsing in crypto/x509

    (*x509.Certificate).VerifyHostname previously called matchHostnames in a loop over all DNS Subject Alternative Name (SAN) entries. This caused strings.Split(host, ".") to execute repeatedly on the same input hostname. With a large DNS SAN list, verification c…

  • Medium 6.2

    go-ipld-prime: DAG-CBOR and DAG-JSON decoders unbounded recursion depth

    go-ipld-prime is an implementation of the InterPlanetary Linked Data (IPLD) spec interfaces, a batteries-included codec implementations of IPLD for CBOR and JSON, and tooling for basic operations on IPLD objects. Prior to 0.23.0, the DAG-CBOR and DAG-JSON dec…

  • Critical 9.6

    Invoking failure to reject ASCII-only Punycode-encoded labels in golang.org/x/net/idna

    The ToASCII and ToUnicode functions incorrectly accept Punycode-encoded labels that decode to an ASCII-only label. For example, ToUnicode("xn--example-.com") incorrectly returns the name "example.com" rather than an error. This behavior can lead to privilege …

  • Low 2.3

    pgx: SQL Injection via placeholder confusion with dollar quoted string literals

    pgx is a PostgreSQL driver and toolkit for Go. Prior to version 5.9.2, SQL injection can occur when the non-default simple protocol is used, a dollar quoted string literal is used in the SQL query, that string literal contains text that would be would be inte…

  • High 7.5

    Crash when handling long CNAME response in net

    When using LookupCNAME with the cgo DNS resolver, a very long CNAME response can trigger a double-free of C memory and a crash.

  • Medium 6.1

    Escaper bypass leads to XSS in html/template

    If a trusted template author were to write a <script> tag containing an empty 'type' attribute or a 'type' attribute with an ASCII whitespace, the execution of the template would incorrectly escape any data passed into the <script> block.

  • Medium 6.1

    Bypass of meta content URL escaping causes XSS in html/template

    CVE-2026-27142 fixed a vulnerability in which URLs were not correctly escaped inside of a <meta> tag's <content> attribute. If the URL content were to insert ASCII whitespaces around the '=' rune inside of the <content> attribute, the escaper would fail to si…

  • High 7.5

    Quadratic string concatentation in consumeComment in net/mail

    Well-crafted inputs reaching ParseAddress, ParseAddressList, and ParseDate were able to trigger excessive CPU exhaustion and memory allocations.

  • High 7.5

    Malicious module proxy can bypass checksum database in cmd/go

    A malicious module proxy can exploit a flaw in the go command's validation of module checksums to bypass checksum database validation. This vulnerability affects any user using an untrusted module proxy (GOMODPROXY) or checksum database (GOSUMDB). A malicious…

  • Medium 5.9

    Invoking "go tool pack" does not sanitize output paths in cmd/go

    The "go tool pack" subcommand (usually used only by the compiler as an internal tool with known-good inputs) does not sanitize output filenames. Extracting a malicious archive file with the "pack" subcommand can write files to arbitrary locations on the files…

  • Medium 5.3

    ReverseProxy forwards queries with more than urlmaxqueryparams parameters in net/http/httputil

    ReverseProxy can forward queries containing parameters not visible to Rewrite functions. When used with a Rewrite function, or a Director function which parses query parameters, ReverseProxy sanitizes the forwarded request to remove query parameters which are…

  • Medium 5.3

    Invoking "go bug" follows symlinks in predictable temporary filenames in cmd/go

    The "go bug" command writes to two files with predictable names in the system temporary directory (for example, "/tmp"). An attacker with access to the temporary directory can create a symlink in one of these names, causing "go bug" to overwrite the target of…

  • High 7.5

    Panic in Dial and LookupPort when handling NUL byte on Windows in net

    The Dial and LookupPort functions panic on Windows when provided with an input containing a NUL (0).

  • High 7.5

    Quadratic string concatenation in consumePhrase in net/mail

    Pathological inputs could cause DoS through consumePhrase when parsing an email address according to RFC 5322.

  • High 7.5

    Infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE in net/http/internal/http2 in golang.org/x/net

    When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a SETTINGS_MAX_FRAME_SIZE with a value of 0.

  • High 8.7

    SpdyStream: DOS on CRI

    spdystream is a Go library for multiplexing streams over SPDY connections. In versions 0.5.0 and below, the SPDY/3 frame parser does not validate attacker-controlled counts and lengths before allocating memory. Three allocation paths are affected: the SETTING…

  • High 7.3
    CVE-2026-39883 Public exploit

    OpenTelemetry-Go has an incomplete fix for CVE-2026-24051: BSD kenv command not using absolute path enables PATH hijacking

    OpenTelemetry-Go is the Go implementation of OpenTelemetry. From 1.15.0 to 1.42.0, the fix for CVE-2026-24051 changed the Darwin ioreg command to use an absolute path but left the BSD kenv command using a bare name, allowing the same PATH hijacking attack on …

  • Critical 9.8

    CVE-2026-33816 in github.com/jackc/pgx

    Memory-safety vulnerability in github.com/jackc/pgx/v5.

  • Medium 6.2

    go-ipld-prime's DAG-CBOR decoder unbounded memory allocation from CBOR headers

    go-ipld-prime is an implementation of the InterPlanetary Linked Data (IPLD) spec interfaces, a batteries-included codec implementations of IPLD for CBOR and JSON, and tooling for basic operations on IPLD objects. Prior to 0.22.0, the DAG-CBOR decoder uses col…

  • High 7.5

    Go JOSE affect by a panic in JWE decryption

    Go JOSE provides an implementation of the Javascript Object Signing and Encryption set of standards in Go, including support for JSON Web Encryption (JWE), JSON Web Signature (JWS), and JSON Web Token (JWT) standards. Prior to 4.1.4 and 3.0.5, decrypting a JS…

  • Medium 6.8

    Moby: Off-by-one error in plugin privilege validation

    Moby is an open source container framework. Prior to version 29.3.1, a security vulnerability has been detected that allows plugins privilege validation to be bypassed during docker plugin install. Due to an error in the daemon's privilege comparison logic, t…

  • High 8.8
    CVE-2026-34040 Public exploit

    Moby: AuthZ plugin bypass with oversized request body

    Moby is an open source container framework. Prior to version 29.3.1, a security vulnerability has been detected that allows attackers to bypass authorization plugins (AuthZ). This issue has been patched in version 29.3.1.

  • High 7.5

    Flannel vulnerable to cross-node remote code execution via extension backend BackendData injection

    Flannel is a network fabric for containers, designed for Kubernetes. The Flannel project includes an experimental Extension backend that allows users to easily prototype new backend types. In versions of Flannel prior to 0.28.2, this Extension backend is vuln…

  • High 7.5

    Denial of service in github.com/buger/jsonparser

    The Delete function fails to properly validate offsets when processing malformed JSON input. This can lead to a negative slice index and a runtime panic, allowing a denial of service attack.

  • Medium 4.3

    NATS: Message tracing can be redirected to arbitrary subject

    NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Starting in version 2.11.0 and prior to versions 2.11.15 and 2.12.6, a valid client which uses message tracing headers can indicate that the trace messages can be …

  • Medium 6.4

    NATS Server: Incomplete Stripping of Nats-Request-Info Header Allows Identity Spoofing

    NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Prior to versions 2.11.15 and 2.12.6, the NATS message header `Nats-Request-Info:` is supposed to be a guarantee of identity by the NATS server, but the stripping …

  • Medium 4.2

    NATS has mTLS verify_and_map authentication bypass via incorrect Subject DN matching

    NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Prior to versions 2.11.15 and 2.12.6, when using mTLS for client identity, with `verify_and_map` to derive a NATS identity from the client certificate's Subject DN…

  • Medium 4.9

    NATS JetStream has an authorization bypass through its Management API

    NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Prior to versions 2.11.15 and 2.12.6, users with JetStream admin API access to restore one stream could restore to other stream names, impacting data which should …

  • High 7.4

    NATS credentials are exposed in monitoring port via command-line argv

    NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Prior to versions 2.11.15 and 2.12.6, if a nats-server is run with static credentials for all clients provided via argv (the command-line), then those credentials …

  • Medium 5.3

    NATS is vulnerable to pre-auth DoS through WebSockets client service

    NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Prior to versions 2.11.15 and 2.12.6, a malicious client which can connect to the WebSockets port can cause unbounded memory use in the nats-server before authenti…

  • High 7.5

    NATS has pre-auth server panic via leafnode handling

    NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Prior to versions 2.11.15 and 2.12.6, a client which can connect to the leafnode port can crash the nats-server with a certain malformed message pre-authentication…

  • Medium 6.4

    NATS: Leafnode connections allow spoofing of Nats-Request-Info identity headers

    NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. The nats-server offers a `Nats-Request-Info:` message header, providing information about a request. This is supposed to provide enough information to allow for ac…

  • High 7.1

    NATS allows MQTT clients to bypass ACL checks

    NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Prior to versions 2.11.15 and 2.12.6, when using ACLs on message subjects, these ACLs were not applied in the `$MQTT.>` namespace, allowing MQTT clients to bypass …