PYSEC-2026-3814 ChromaDB has a code injection vulnerability

A code injection vulnerability in version 0.4.17 or later of the ChromaDB Python project allows an authenticated attacker to run arbitrary code on the server by sending a malicious model repository and trustremotecode set to true in...

PYSEC-2026-3852 OpenStack Ironic can return unredacted sensitive information when applying a PATCH to update fields in volume properties

In OpenStack Ironic through 35.0.1, when applying a PATCH to update fields in volume properties the user is authorized for, Ironic can return unredacted sensitive information such as iSCSI credentials. The PATCH outcome is a security issue; the POST outcome is not a security issue...

PYSEC-2026-3815 ChromaDB's SimpleRBACAuthorizationProvider doesn't check which tenant, database, or collection a permission applies to

The SimpleRBACAuthorizationProvider authorization provider in versions 0.5.0 or later of the ChromaDB Python project evaluates whether a user holds a given permission but never checks which tenant, database, or collection that permission applies to allowing users to perform cross tenant actions...

PYSEC-2026-3984

GitPython before 3.1.60 contains a regular expression denial of service vulnerability in Actor.nameemailregex that processes commit author and committer fields. Attackers can craft a commit object with a malformed author field containing an unterminated angle bracket to cause quadratic...

PYSEC-2026-3983

GitPython 3.1.59 fails to restrict the --no-index option in the high-level diff API, allowing attackers to read arbitrary filesystem paths as repository operands. Attackers can combine --no-index with -I/--ignore-matching-lines to create a content-dependent Boolean oracle, repeatedly querying loc...

PYSEC-2026-3982

GitPython before 3.1.60 fails to properly validate the git directory location, allowing attackers to impersonate the git directory using tracked files like gitdir, commondir, and HEAD. Attackers can execute arbitrary code by placing a malicious pre-commit hook in the tracked hooks directory that...

PYSEC-2026-4010 Arbitrary file read via workspace confinement bypass in local-operator /v1/chat/agents/{id}/edit

The /v1/chat/agents/agentid/edit endpoint in local-operator versions before 0.47.5 resolves the caller-supplied filepath with expanduser.resolve and reads it without checking that it lies inside the agent's workspace. An unauthenticated client with network access to the API can supply an absolute...

PYSEC-2026-4009 Path traversal and arbitrary directory deletion/overwrite via agent profile import in local-operator

The /v1/agents/import endpoint and AgentRegistry.importagent in local-operator versions before 0.47.5 trust the id field inside agent.yml of an uploaded agent profile archive when constructing the destination directory. A crafted id containing directory traversal sequences makes shutil.rmtree and...

PYSEC-2026-3966

There is a lack of XSS escaping in the Spark History Server prior to 3.5.8 which allows a malicious Spark job to generate arbitrary unescaped frontend code which could lead to a minimal privilege escalation in browser. Users are encouraged to upgrade to Spark 3.5.8 or later. This CVE is marked as...

PYSEC-2026-3739

NLTK before 3.10.3 contains an uncontrolled recursion vulnerability in nltk.featstruct.FeatStructReader that allows unauthenticated attackers to cause a denial of service by supplying deeply nested feature-structure input. Attackers can craft trivial payloads with nested brackets that exceed...

PYSEC-2026-3802

opensslencrypt before 1.4.9 executes untrusted third-party plugins with insufficient controls: the plugin signature policy defaulted to WARN, so an unsigned/unverifiable non-built-in plugin was compiled and executed in the host process at import time, before the runtime sandbox is installed. The...

PYSEC-2026-3780

openssl-encrypt before 1.4.9 fails to redact the file password in its --debug argv dump when the password is supplied via bundled short-option spellings e.g. -apHunter2 or abbreviated long-option spellings e.g. --passw. The sanitizer only recognized exact option names, --option=value forms, and...

PYSEC-2026-3799

opensslencrypt pip: openssl-encrypt versions = 1.4.8 use suffix-tolerant fingerprint matching in enrolltrustkey when binding a plugin-signing trust anchor. An operator who confirms a short forgeable, 32-bit GPG key id could unknowingly enroll an attacker's colliding key as a trusted anchor, which...

PYSEC-2026-3800

opensslencrypt pip: openssl-encrypt versions before 1.4.9 contain a path traversal flaw in PluginSandbox.issafepath, which authorized file access using a bare string-prefix match. A sandboxed plugin without the READFILES permission could read or write another plugin's directory that merely shares...

PYSEC-2026-3964

opensslencrypt pip package openssl-encrypt versions = 1.4.8 do not redact the keyserver bearer token passed as the positional argument to 'keyserver set-token' in the --debug argv dump, because sanitizeargvfordebug fails to sanitize it. As a result the token is printed in cleartext to stderr unde...

PYSEC-2026-3778

opensslencrypt versions before 1.4.9 use a denylist to identify trusted built-in plugins, allowing unsigned plugins in top-level plugins/ directories and unknown subdirectories to bypass signature verification. Attackers can place malicious unsigned plugins following documented installation paths...

PYSEC-2026-3963

opensslencrypt versions before 1.4.9 contain a weak key derivation vulnerability in the D-Bus CryptoService.EncryptFile handler that uses unstretched SHA-256 instead of Argon2id. Attackers can perform offline password guessing against encrypted files roughly six to seven orders of magnitude faste...

PYSEC-2026-3961

opensslencrypt versions before 1.4.9 fail to properly validate key derivation function costs in crafted files, allowing attackers to trigger unbounded memory and CPU exhaustion during pre-authentication processing. Attackers can supply malicious files with excessive KDF parameters to exhaust syst...

PYSEC-2026-3962

opensslencrypt before 1.4.9 fails to re-derive and validate fingerprints when loading identities from identity.json, allowing attackers to substitute public keys in identity stores. Attackers can replace legitimate public keys with their own while maintaining the claimed fingerprint, enabling...

PYSEC-2026-3779

opensslencrypt versions before 1.4.9 fail to validate encryption status of embedded post-quantum private keys in file metadata. Attackers can craft files with unencrypted embedded PQC keys that decrypt under any password, bypassing authentication and producing attacker-chosen plaintext with false...

PYSEC-2026-3776

opensslencrypt versions before 1.4.9 contain a shell injection vulnerability in the info command's reconstructed CLI block that interpolates untrusted metadata fields without quoting. Attackers can craft metadata values like peppername containing shell commands that execute when users copy the...

PYSEC-2026-3960

openssl-encrypt pip package, versions = 1.4.8 fails to sanitize filenames read from untrusted drive data outside the AES-GCM authenticated manifest before printing them in the verify-usb command's output. An attacker can plant filenames containing terminal cursor-movement and erase-line control...

PYSEC-2026-3798

opensslencrypt before 1.4.9 fails to validate the total field from QR JSON payloads before materializing ranges. Attackers can supply crafted QR images with extremely large total values to trigger unbounded memory allocation and cause denial of service through out-of-memory conditions...

PYSEC-2026-3794

opensslencrypt 1.4.x before 1.4.9 contains an optional D-Bus crypto service whose org.freedesktop.DBus.Properties.Set method performs neither a polkit authorization check nor value validation. Any local user on the system bus can call Set without authorization and set MaxConcurrentOperations to...

PYSEC-2026-3796

openssl-encrypt pip package before 1.4.9 contains a symlink-following flaw in its verify-usb v2 added-file allowlist scan. The scan enumerated the drive with rglob, which in CPython does not descend into symlinked directories and treats the symlink as an ordinary directory, while ONOFOLLOW on the...

PYSEC-2026-3959

opensslencrypt versions before 1.4.9 derive the remote-pepper wrap key using unsalted HKDF-SHA256 or bare SHA-256 of the password, allowing identical keys across all users and files. Attackers with access to wrapped pepper blobs can precompute a single dictionary table and perform fleet-wide...

PYSEC-2026-3797

opensslencrypt versions before 1.4.9 fail to validate server URLs in login and registerwithemail functions, accepting unencrypted http:// URLs and unconfigured hosts. Attackers on the network path can intercept cleartext credentials including clientid, passwords, and JWTs to achieve full keyserve...

PYSEC-2026-3795

opensslencrypt versions before 1.4.9 store an unkeyed SHA-256 hash of the plaintext in the cleartext file header metadata. Attackers can read this hash without the password to confirm guessed plaintexts offline or fingerprint identical plaintexts across separately-encrypted files...

PYSEC-2026-3793

opensslencrypt versions before 1.4.9 fail to sanitize recovery-slot metadata in the desktop GUI, allowing attackers to inject control characters and line separators into the irreversible-removal confirmation dialog. Attackers can craft encrypted files with malicious slot identifiers containing bi...

PYSEC-2026-3791

opensslencrypt pip package openssl-encrypt versions = 1.4.8 advertise a portable USB workspace as an 'Encrypted USB Workspace' with AES-256-GCM encryption and write a marker declaring the workspace encrypted, but the workspace directory is actually stored in cleartext and the derived encryption k...

PYSEC-2026-3792

opensslencrypt pip package openssl-encrypt versions 1.4.8 and earlier store an mTLS client private key in cleartext within a world-readable 0644 SharedPreferences file via the desktop GUI's Settings screen 'combined certificate and private key' PEM field. A local attacker with file system access...

PYSEC-2026-3957

opensslencrypt versions before 1.4.9 fail to authenticate recovery-slot presence in envelope-format encrypted files, allowing attackers to remove recovery slots without re-encrypting the payload. Attackers can modify the file header to delete recovery-slot fields and bypass authentication, silent...

PYSEC-2026-3958

In opensslencrypt pip package openssl-encrypt versions /cmdline for the lifetime of the subprocess. Fixed in 1.4.9...

PYSEC-2026-4002

Reflected XSS in Netron versions =9.1.2 on desktop application through unsanitized node names allows an attacker to hide certain nodes, perform port scanning or abuse a Chrome n-day to achieve Remote Code Execution...

PYSEC-2026-4001

Reflected XSS in Netron versions =9.1.2 on desktop application through unsanitized node names allows an attacker to hide certain nodes, perform port scanning or abuse a Chrome n-day to achieve Remote Code Execution...

PYSEC-2026-3751

NLTK before 3.10.3 contains a regular expression denial of service ReDoS vulnerability in the tgrep module. The tgrepnodeaction function compiles user-supplied regular expressions embedded in /regex/ pattern nodes and executes them via re.search against tree node labels without any validation or...

PYSEC-2026-3750

NLTK versions before 3.10.0 contain a regular expression denial of service vulnerability in Text.findall and TokenSearcher.findall methods that accept user-supplied regular expressions without validation or timeout. Attackers can supply crafted regex patterns that cause catastrophic backtracking,...

PYSEC-2026-3782

NVIDIA NemoClaw contains a vulnerability where an attacker could cause insufficiently protected credentials . A successful exploit of this vulnerability might lead to information disclosure and data tampering...

PYSEC-2026-3749

NLTK before 3.10.3 fails to validate JVM options passed through the per-call options parameter in the java function, allowing attackers to inject dangerous JVM flags. Attackers can supply malicious options like -agentpath, -javaagent, or @argfile to Stanford wrapper classes to achieve arbitrary...

PYSEC-2026-3737

NLTK versions before 3.10.3 contain a path traversal vulnerability in corpus readers that reopen root-derived paths using built-in open instead of nltk.pathsec.open, allowing symlinks to escape trusted roots. Attackers who stage symlinked corpus files under a trusted data root can disclose...

PYSEC-2026-3735

NLTK versions before 3.10.3 contain a remote code execution vulnerability in allowlisted pickle loaders that trust entire module namespaces instead of specific safe callables. Attackers can craft malicious pickle payloads invoking dangerous in-namespace functions like ReppTokenizer.execute and...

PYSEC-2026-4003

vLLM before 0.27.0 fails to properly classify DeepStream as a GPU backend and omits pixel-limit enforcement in its decode path. Unauthenticated attackers can activate DeepStream at request time to initialize the process-wide GPU decode pool and submit video that bypasses resource controls, causin...

PYSEC-2026-3733

NLTK before 3.10.3 contains a server-side request forgery vulnerability in nltk.pathsec.urlopen and callers nltk.data.load, nltk.downloader.Downloader.index/download when an HTTP proxy is configured. pathsec.urlopen validates the requested hostname locally, but proxy-handler inheritance disables...

PYSEC-2026-3748

NLTK versions before 3.10.3 use xml.etree.ElementTree to parse XML in multiple modules, which honors entity declarations in document DTDs. Attackers can craft XML payloads with nested entity declarations that expand from hundreds of bytes to megabytes in memory, causing denial of service...

PYSEC-2026-3787

GitPython before 3.1.59 omits --separate-git-dir from unsafegitcloneoptions, allowing attackers to create arbitrary git directories outside the intended clone destination. Attackers can pass a separategitdir parameter to Repo.clonefrom or Repo.clone to redirect repository metadata to an...

PYSEC-2026-3786

GitPython before 3.1.59 fails to safely re-serialize multi-line git-config values during write operations, corrupting dormant quoted values into injected directives like core.hooksPath. Attackers can craft config files with embedded newlines that become live git directives after any unrelated...

PYSEC-2026-3788

GitPython versions before 3.1.59 contain an incomplete denylist in the unsafegitrevisionoptions guard that omits --contents and -S options, allowing attackers to read arbitrary files by passing these options to Repo.blame. Attackers can supply revision values like --contents=/etc/passwd to leak...

PYSEC-2026-3785

GitPython before 3.1.59 fails to disable mergeincludes when parsing .gitmodules, allowing attackers to disclose local file content by including arbitrary file paths via include directives. Attackers can craft a malicious .gitmodules file with include directives pointing to sensitive files; when...

PYSEC-2026-3732

NLTK versions before 3.9.4 contain a symlink escape vulnerability in CorpusReader.open that allows local attackers to read arbitrary files outside the corpus root. The vulnerability exists because path validation is lexical and does not account for symlink resolution, enabling attackers to place...

PYSEC-2026-3724

NLTK versions before 3.9.4 contain an unbounded recursion vulnerability in JSONTaggedDecoder.decodeobj that allows attackers to cause denial of service by supplying deeply nested JSON structures. Attackers can craft JSON payloads exceeding the recursion limit to trigger an unhandled RecursionErro...