CVE-2026-59952

Valibot has a concrete vulnerability CVE-2026-59952 in versions prior to 1.4.2 where record() can produce issue paths containing attacker-controlled Object.prototype-like keys (e.g., toString, valueOf, hasOwnProperty). When flatten() processes these issues, flatErrors.nested[dotPath] resolves to ...

OESA-2026-1579 nodejs-underscore security update

Underscore.js is a utility-belt library for JavaScript that provides support for the usual functional suspects each, map, reduce, filter... without extending any core JavaScript objects. Security Fixes: Underscore.js is a utility-belt library for JavaScript. Prior to version 1.13.8, the .flatten...

OESA-2026-1578 nodejs-underscore security update

Underscore.js is a utility-belt library for JavaScript that provides support for the usual functional suspects each, map, reduce, filter... without extending any core JavaScript objects. Security Fixes: Underscore.js is a utility-belt library for JavaScript. Prior to version 1.13.8, the .flatten...

AZL-79401 CVE-2026-27601 affecting package python-sphinx 4.4.0-3

Underscore.js is a utility-belt library for JavaScript. Prior to 1.13.8, the .flatten and .isEqual functions use recursion without a depth limit. Under very specific conditions, detailed below, an attacker could exploit this in a Denial of Service DoS attack by triggering a stack overflow...

AZL-79463 CVE-2026-27601 affecting package rsyslog 8.2308.0-5

Underscore.js is a utility-belt library for JavaScript. Prior to 1.13.8, the .flatten and .isEqual functions use recursion without a depth limit. Under very specific conditions, detailed below, an attacker could exploit this in a Denial of Service DoS attack by triggering a stack overflow...

AZL-79397 CVE-2026-27601 affecting package krb5 1.21.3-3

Underscore.js is a utility-belt library for JavaScript. Prior to 1.13.8, the .flatten and .isEqual functions use recursion without a depth limit. Under very specific conditions, detailed below, an attacker could exploit this in a Denial of Service DoS attack by triggering a stack overflow...

AZL-79320 CVE-2026-27601 affecting package cyrus-sasl 2.1.28-4

Underscore.js is a utility-belt library for JavaScript. Prior to 1.13.8, the .flatten and .isEqual functions use recursion without a depth limit. Under very specific conditions, detailed below, an attacker could exploit this in a Denial of Service DoS attack by triggering a stack overflow...

AZL-79313 CVE-2026-27601 affecting package boost 1.83.0-2

Underscore.js is a utility-belt library for JavaScript. Prior to 1.13.8, the .flatten and .isEqual functions use recursion without a depth limit. Under very specific conditions, detailed below, an attacker could exploit this in a Denial of Service DoS attack by triggering a stack overflow...

AZL-79434 CVE-2026-27601 affecting package rsyslog 8.2204.1-4

Underscore.js is a utility-belt library for JavaScript. Prior to 1.13.8, the .flatten and .isEqual functions use recursion without a depth limit. Under very specific conditions, detailed below, an attacker could exploit this in a Denial of Service DoS attack by triggering a stack overflow...

AZL-79404 CVE-2026-27601 affecting package python-sqlalchemy 1.4.32-2

Underscore.js is a utility-belt library for JavaScript. Prior to 1.13.8, the .flatten and .isEqual functions use recursion without a depth limit. Under very specific conditions, detailed below, an attacker could exploit this in a Denial of Service DoS attack by triggering a stack overflow...

CVE-2026-27601

Underscore.js is a utility-belt library for JavaScript. Prior to 1.13.8, the .flatten and .isEqual functions use recursion without a depth limit. Under very specific conditions, detailed below, an attacker could exploit this in a Denial of Service DoS attack by triggering a stack overflow...

EUVD-2026-9341

Underscore.js is a utility-belt library for JavaScript. Prior to 1.13.8, the .flatten and .isEqual functions use recursion without a depth limit. Under very specific conditions, detailed below, an attacker could exploit this in a Denial of Service DoS attack by triggering a stack overflow...

CVE-2026-27601

CVE-2026-27601 affects Underscore.js prior to 1.13.8. The vulnerability arises when _.flatten or _.isEqual recursively processes deeply nested, untrusted input without a depth limit, enabling a Denial of Service via stack overflow under specific data structures (e.g., inputs created via JSON.pars...

CVE-2026-27601 Underscore.js has unlimited recursion in _.flatten and _.isEqual, potential for DoS attack

Underscore.js is a utility-belt library for JavaScript. Prior to 1.13.8, the .flatten and .isEqual functions use recursion without a depth limit. Under very specific conditions, detailed below, an attacker could exploit this in a Denial of Service DoS attack by triggering a stack overflow...

CVE-2026-27601

Underscore.js is a utility-belt library for JavaScript. Prior to 1.13.8, the .flatten and .isEqual functions use recursion without a depth limit. Under very specific conditions, detailed below, an attacker could exploit this in a Denial of Service DoS attack by triggering a stack overflow...

CVE-2026-27601 Underscore.js has unlimited recursion in _.flatten and _.isEqual, potential for DoS attack

Underscore.js is a utility-belt library for JavaScript. Prior to 1.13.8, the .flatten and .isEqual functions use recursion without a depth limit. Under very specific conditions, detailed below, an attacker could exploit this in a Denial of Service DoS attack by triggering a stack overflow...

Underscore has unlimited recursion in _.flatten and _.isEqual, potential for DoS attack

Impact In simple words, some programs that use .flatten or .isEqual could be made to crash. Someone who wants to do harm may be able to do this on purpose. This can only be done if the program has special properties. It only works in Underscore versions up to 1.13.7. A more detailed explanation...

GHSA-QPX9-HPMF-5GMW Underscore has unlimited recursion in _.flatten and _.isEqual, potential for DoS attack

Impact In simple words, some programs that use .flatten or .isEqual could be made to crash. Someone who wants to do harm may be able to do this on purpose. This can only be done if the program has special properties. It only works in Underscore versions up to 1.13.7. A more detailed explanation...

PT-2026-22841

Name of the Vulnerable Software and Affected Versions Underscore.js versions prior to 1.13.8 Description Underscore.js, a JavaScript utility-belt library, contains an issue in the .flatten and .isEqual functions. These functions utilize recursion without a depth limit, potentially leading to a...

PT-2024-10474

Name of the Vulnerable Software and Affected Versions sqlparse affected versions not specified Description The issue is related to the sqlparse.parse function, which can lead to a Denial of Service due to a RecursionError when processing a heavily nested list. This can be exploited by a remote...