Resource Exhaustion Affecting request-1276 package, versions <0.27.1-r1


Severity

Recommended
0.0
low
0
10

Snyk's Security Team recommends NVD's CVSS assessment. Learn more

Threat Intelligence

EPSS
0.01% (1st percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Resource Exhaustion vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-CHAINGUARDLATEST-REQUEST1276-15993331
  • published12 Apr 2026
  • disclosed22 Mar 2026

Introduced: 22 Mar 2026

CVE-2026-4539  (opens in a new tab)
CWE-400  (opens in a new tab)
CWE-1333  (opens in a new tab)

How to fix?

Upgrade Chainguard request-1276 to version 0.27.1-r1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream request-1276 package and not the request-1276 package as distributed by Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

A security flaw has been discovered in pygments up to 2.19.2. The impacted element is the function AdlLexer of the file pygments/lexers/archetype.py. The manipulation results in inefficient regular expression complexity. The attack is only possible with local access. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

CVSS Base Scores

version 3.1