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...

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...

PYSEC-2026-1404 git-url-parse Regular Expression Denial of Service

giturlparse aka git-url-parse through 1.2.2, as used in Semgrep 1.5.2 through 1.24.1, is vulnerable to ReDoS Regular Expression Denial of Service if parsing untrusted URLs. This might be relevant if Semgrep is analyzing an untrusted package for example, to check whether it accesses any Git...

PYSEC-2026-1270 configobj ReDoS exploitable by developer using values in a server-side configuration file

All versions of the package configobj are vulnerable to Regular Expression Denial of Service ReDoS via the validate function, using .+?.. Note: This is only exploitable in the case of a developer, putting the offending value in a server side configuration file...

pymatgen is vulnerable to Regular Expression Denial of Service (ReDoS)

An exponential ReDoS Regular Expression Denial of Service can be triggered in the pymatgen PyPI package, when an attacker is able to supply arbitrary input to the GaussianInput.fromstring method...

PYSEC-2026-909 pymatgen is vulnerable to Regular Expression Denial of Service (ReDoS)

An exponential ReDoS Regular Expression Denial of Service can be triggered in the pymatgen PyPI package, when an attacker is able to supply arbitrary input to the GaussianInput.fromstring method...

PYSEC-2026-922 snowflake-connector-python is vulnerable to Regular Expression Denial of Service (ReDoS)

An exponential ReDoS Regular Expression Denial of Service can be triggered in the snowflake-connector-python PyPI package, when an attacker is able to supply arbitrary input to the getfiletransfertype method...

The vulnerability of the Addressable URI library implementation allows a perpetrator to trigger a service failure.

The vulnerability of the URI library’s implementation is related to the use of a regular expression with high computational complexity. Exploiting this vulnerability could allow an attacker to cause service failures remotely...

PYSEC-2026-2304

vLLM is a high-throughput and memory-efficient inference and serving engine for LLMs. Prior to 0.24.0, the structuredoutputs.regex API parameter passes a user-supplied regular expression string directly to the grammar compiler backends with no compilation timeout; in the xgrammar backend the stri...

Improper Neutralization of Special Elements used in an Expression Language Statement ('Expression Language Injection')

Overview Affected versions of this package are vulnerable to Improper Neutralization of Special Elements used in an Expression Language Statement 'Expression Language Injection' due to the lack of an inbound filter rule in Sns2HeaderFilterStrategy. An attacker cannot manipulate internal headers o...

Improper Neutralization of Special Elements used in an Expression Language Statement ('Expression Language Injection')

Overview Affected versions of this package are vulnerable to Improper Neutralization of Special Elements used in an Expression Language Statement 'Expression Language Injection' due to the lack of an inbound filter rule in Sns2HeaderFilterStrategy. An attacker cannot manipulate internal headers o...

SUSE-SU-2026:2759-1 Security update for apache2

This update for apache2 fixes the following issues - CVE-2026-29167: modldap per-dir use-after-free bsc1267976. - CVE-2026-29170: modproxyftp XSS bsc1267977. - CVE-2026-34355: modproxyhtml buffer overflow bsc1267978. - CVE-2026-34356: malicious backend servers can lead to a heap-based buffer...

CVE-2026-58421

Unauthenticated ReDoS via CODEOWNERS pattern matching allows denial of service...

PT-2026-55654

Name of the Vulnerable Software and Affected Versions The product name cannot be determined affected versions not specified Description An unauthenticated Regular Expression Denial of Service ReDoS exists due to improper pattern matching within the CODEOWNERS file processing. This allows a remote...

CVE-2026-58578

LobeChat before version 2.2.10-canary.15 contains a regular expression denial of service ReDoS vulnerability that allows authenticated attackers to block the Node.js event loop by supplying a catastrophic-backtracking pattern in a GitHub repository URL path during skill import. Attackers can craf...

Regular Expression Denial of Service (ReDoS)

Overview org.webjars.npm:jsonata is a JSON query and transformation language Affected versions of this package are vulnerable to Regular Expression Denial of Service ReDoS via the $toMillis function. An attacker can cause resource exhaustion by providing specially crafted inputs that trigger...

Regular Expression Denial of Service (ReDoS)

Overview jsonata is a JSON query and transformation language Affected versions of this package are vulnerable to Regular Expression Denial of Service ReDoS via the $toMillis function. An attacker can cause resource exhaustion by providing specially crafted inputs that trigger excessive backtracki...