PYSEC-2026-1979 Transformers vulnerable to ReDoS attack through its SETTING_RE variable

A Regular Expression Denial of Service ReDoS vulnerability was discovered in the huggingface/transformers repository, specifically in version 4.49.0. The vulnerability is due to inefficient regular expression complexity in the SETTINGRE variable within the transformers/commands/chat.py file. The...

PYSEC-2026-1985 Transformers vulnerable to ReDoS attack through its get_imports() function

A Regular Expression Denial of Service ReDoS vulnerability was discovered in the Hugging Face Transformers library, specifically in the getimports function within dynamicmoduleutils.py. This vulnerability affects versions 4.49.0 and is fixed in version 4.51.0. The issue arises from a regular...

Transformers vulnerable to ReDoS attack through its get_imports() function

A Regular Expression Denial of Service ReDoS vulnerability was discovered in the Hugging Face Transformers library, specifically in the getimports function within dynamicmoduleutils.py. This vulnerability affects versions 4.49.0 and is fixed in version 4.51.0. The issue arises from a regular...

PYSEC-2026-1164 Apache Superset: Improper authorization bypass on row level security via SQL Injection

An authenticated malicious actor using specially crafted requests could bypass row level security configuration by injecting SQL into 'sqlExpression' fields. This allowed the execution of sub-queries to evade parsing defenses ultimately granting unauthorized access to data. This issue affects...

Transformers Regular Expression Denial of Service (ReDoS) vulnerability

A Regular Expression Denial of Service ReDoS vulnerability was identified in the huggingface/transformers library, specifically in the file tokenizationgptneoxjapanese.py of the GPT-NeoX-Japanese model. The vulnerability occurs in the SubWordJapaneseTokenizer class, where regular expressions...

PYSEC-2026-1982 Transformers Regular Expression Denial of Service (ReDoS) vulnerability

A Regular Expression Denial of Service ReDoS vulnerability was identified in the huggingface/transformers library, specifically in the file tokenizationnougatfast.py. The vulnerability occurs in the postprocesssingle function, where a regular expression processes specially crafted input. The issu...

Transformers Regular Expression Denial of Service (ReDoS) vulnerability

A Regular Expression Denial of Service ReDoS vulnerability was identified in the huggingface/transformers library, specifically in the file tokenizationnougatfast.py. The vulnerability occurs in the postprocesssingle function, where a regular expression processes specially crafted input. The issu...

Gradio Vulnerable to Denial of Service (DoS) via Crafted HTTP Request

A Regular Expression Denial of Service ReDoS vulnerability exists in the gradio-app/gradio repository, affecting the gr.Datetime component. The affected version is git commit 98cbcae. The vulnerability arises from the use of a regular expression ^?:\snow\s?:-\s\d+\sdmhs??\s$ to process user input...

PYSEC-2026-1440 H2O Vulnerable to Denial of Service (DoS) via `/3/ParseSetup` Endpoint

A vulnerability in the /3/ParseSetup endpoint of h2oai/h2o-3 version 3.46.0.1 allows for a denial of service DoS attack. The endpoint applies a user-specified regular expression to a user-controllable string. This can be exploited by an attacker to cause inefficient regular expression complexity,...

PYSEC-2026-1855 python-sql SQL injection vulnerability

A vulnerability was found in python-sql where unary operators do not escape non-Expression like And and Or which makes any system exposing those vulnerable to an SQL injection attack...

python-sql SQL injection vulnerability

A vulnerability was found in python-sql where unary operators do not escape non-Expression like And and Or which makes any system exposing those vulnerable to an SQL injection attack...

ReDoS in giskard's transformation.py (GHSL-2024-324)

ReDoS in Giskard text perturbation detectorA Remote Code Execution ReDoS vulnerability was discovered in Giskard component by the GitHub Security Lab team. When processing datasets with specific text patterns with Giskard detectors, this vulnerability could trigger exponential regex evaluation...

PYSEC-2026-1521 Inefficient Regular Expression Complexity in langflow

A vulnerability classified as problematic was found in Langflow up to 1.0.18. Affected by this vulnerability is an unknown functionality of the file \src\backend\base\langflow\interface\utils.py of the component HTTP POST Request Handler. The manipulation of the argument remainingtext leads to...

PYSEC-2026-2056 xhtml2pdf Denial of Service via crafted string

An issue in the getcolor function in utils.py of xhtml2pdf v0.2.13 allows attackers to cause a Regular expression Denial of Service ReDOS via supplying a crafted string...

xhtml2pdf Denial of Service via crafted string

An issue in the getcolor function in utils.py of xhtml2pdf v0.2.13 allows attackers to cause a Regular expression Denial of Service ReDOS via supplying a crafted string...

Pydantic regular expression denial of service

Regular expression denial of service in Pydantic 2.4.0, 1.10.13 allows remote attackers to cause denial of service via a crafted email string...

Denial of service via regular expression

ImpactAll historical installations of django-wiki are vulnerable to maliciously crafted article content, that can cause severe use of server CPU through a regular expression loop. Patches WorkaroundsClose off access to create and edit articles by anonymous users. ReferencesAre there any links use...

PYSEC-2026-2049 Denial of service via regular expression

Impact All historical installations of django-wiki are vulnerable to maliciously crafted article content, that can cause severe use of server CPU through a regular expression loop. Patches Workarounds Close off access to create and edit articles by anonymous users. References Are there any links...

python-multipart vulnerable to Content-Type Header ReDoS

SummaryWhen using form data, python-multipart uses a Regular Expression to parse the HTTP Content-Type header, including options.An attacker could send a custom-made Content-Type option that is very difficult for the RegEx to process, consuming CPU resources and stalling indefinitely minutes or...

PYSEC-2026-1850 python-multipart vulnerable to Content-Type Header ReDoS

Summary When using form data, python-multipart uses a Regular Expression to parse the HTTP Content-Type header, including options. An attacker could send a custom-made Content-Type option that is very difficult for the RegEx to process, consuming CPU resources and stalling indefinitely minutes or...