CVE-2026-48988 markdown-it: Quadratic complexity DoS in smartquotes rule via replaceAt string operations

markdown-it is a Markdown parser. Versions 14.1.1 and below contain a denial-of-service vulnerability when typographer: true is enabled, due to quadratic On^2 processing in the smartquotes rule. The issue stems from repeatedly modifying strings with replaceAt, which performs On slicing and...

CVE-2026-48988 markdown-it: Quadratic complexity DoS in smartquotes rule via replaceAt string operations

markdown-it is a Markdown parser. Versions 14.1.1 and below contain a denial-of-service vulnerability when typographer: true is enabled, due to quadratic On^2 processing in the smartquotes rule. The issue stems from repeatedly modifying strings with replaceAt, which performs On slicing and...

CVE-2026-48988

markdown-it is affected by a Denial-of-Service vulnerability (CVE-2026-48988) when typographer: true is enabled. Versions 14.1.1 and earlier process smartquotes with a quadratic time complexity due to repeated uses of replaceAt(), causing high CPU usage on quote-heavy inputs. The issue can degrad...

EUVD-2026-37799

markdown-it is a Markdown parser. Versions 14.1.1 and below contain a denial-of-service vulnerability when typographer: true is enabled, due to quadratic On^2 processing in the smartquotes rule. The issue stems from repeatedly modifying strings with replaceAt, which performs On slicing and...

CVE-2026-48988

markdown-it is a Markdown parser. Versions 14.1.1 and below contain a denial-of-service vulnerability when typographer: true is enabled, due to quadratic On^2 processing in the smartquotes rule. The issue stems from repeatedly modifying strings with replaceAt, which performs On slicing and...

CVE-2026-48988 markdown-it: Quadratic complexity DoS in smartquotes rule via replaceAt string operations

markdown-it is a Markdown parser. Versions 14.1.1 and below contain a denial-of-service vulnerability when typographer: true is enabled, due to quadratic On^2 processing in the smartquotes rule. The issue stems from repeatedly modifying strings with replaceAt, which performs On slicing and...

MAL-2026-6031 Malicious code in @mastra/otel-exporter (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector b1998b4d1e4f2d960197b14f573628777e4456ff374f007ac39cca273a206aea The package was found to contain malicious code or consuming dependency that contains malicious code Source: ghsa-malware...

Inefficient Algorithmic Complexity

Overview markdown-it is a modern pluggable markdown parser. Affected versions of this package are vulnerable to Inefficient Algorithmic Complexity through the replaceAt function in the smartquotes rule when processing markdown input with a large number of consecutive quotation marks and the...

@0xwork/connect (>=0.1.0, <=0.1.8), @7n/rules (>=1.28.0, <=1.118.11) +437 more potentially affected by CVE-2026-48988 via markdown-it (>=14.0.0, <=14.1.1)

markdown-it NPM version =14.0.0, =0.1.0, =1.28.0, =4.10.0, =2026.4.23-zh, =2.3.0, =1.0.0, =0.25.7, =0.12.2, =3.0.0, =1.6.8, =8.1.3, =0.1.0, =0.0.1, =0.0.12 and more Source cves: CVE-2026-48988 Source advisory: OSV:GHSA-6V5V-WF23-FMFQ...

@0xwork/connect (>=0.1.0, <=0.1.8), @7n/rules (>=1.28.0, <=1.118.11) +437 more potentially affected by CVE-2026-48988 via markdown-it (>=14.0.0, <=14.1.1)

markdown-it NPM version =14.0.0, =0.1.0, =1.28.0, =4.10.0, =2026.4.23-zh, =2.3.0, =1.0.0, =0.25.7, =0.12.2, =3.0.0, =1.6.8, =8.1.3, =0.1.0, =0.0.1, =0.0.12 and more Source cves: CVE-2026-48988 Source advisory: SNYK:JS-MARKDOWNIT-17353909...

NPM: markdown-it: Quadratic complexity DoS in smartquotes rule via replaceAt string operations

NPM: markdown-it: Quadratic complexity DoS in smartquotes rule via replaceAt string operations vulnerability discovered by ? in WordPress Npm markdown-it versions = 14.1.1...

Inefficient Algorithmic Complexity

Overview org.webjars.npm:markdown-it is a modern pluggable markdown parser. Affected versions of this package are vulnerable to Inefficient Algorithmic Complexity through the replaceAt function in the smartquotes rule when processing markdown input with a large number of consecutive quotation mar...

markdown-it: Quadratic complexity DoS in smartquotes rule via replaceAt string operations

Summary A quadratic time complexity vulnerability exists in markdown-it's smartquotes rule enabled via the typographer: true option. An attacker can craft a markdown input consisting of consecutive quotation marks that causes the parser to consume excessive CPU time, leading to denial of service...

GHSA-6V5V-WF23-FMFQ markdown-it: Quadratic complexity DoS in smartquotes rule via replaceAt string operations

Summary A quadratic time complexity vulnerability exists in markdown-it's smartquotes rule enabled via the typographer: true option. An attacker can craft a markdown input consisting of consecutive quotation marks that causes the parser to consume excessive CPU time, leading to denial of service...

PT-2026-49555

Name of the Vulnerable Software and Affected Versions markdown-it affected versions not specified Description A quadratic time complexity issue exists in the smartquotes rule when the typographer: true option is enabled. An attacker can provide markdown input containing a large number of...

CVE-2026-6211

CVE-2026-6211 affects Global IT Informatics Services Inc. WEOLL (2.0.9 prior to 3.2.45.33). Root cause: unrestricted upload of files with dangerous types, with ACLs not properly constraining the accessed functionality. Impact: high confidentiality and integrity risk (network-based, low privileges...

Malicious Package

Overview tailwindcss-merge is a malicious package. This package contains malicious code, and its content was removed from the official package manager. While this package might be attempting to impersonate a valid organization, there is no connection between that organization and this package...

Malicious Package

Overview csc154-internall-depend is a malicious package. This package contains malicious code, and its content was removed from the official package manager. While this package might be attempting to impersonate a valid organization, there is no connection between that organization and this packa...

CVE-2026-48507

Snipe-IT is an IT asset/license management system. A vulnerability in versions prior to 8.6.0 allows a non-admin user holding only the granular users.edit permission to lock every admin out of the instance by editing the activated flag which determines whether or not a user can login and the...

The Hidden Security Risk in Modern Networks: The Work Between Tools

Organizations have more visibility than ever. Growing tech stacks provide greater coverage, and network security teams are increasingly adopting AI and automation to help with routine tasks and reduce manual effort. But the same challenges persist. Outages still last hours, causing significant...