What is CVE-2026-80179?

CVE-2026-80179 is a medium-severity vulnerability in Red Hat Ansible Automation Platform 2, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 5.9/10. Published 2026-08-28.

How severe is CVE-2026-80179?

Medium severity. CVSS v3 base score is 5.9 out of 10.

Resource exhaustion in Red Hat Ansible Automation Platform 2

CVE-2026-80179

A flaw was found in jwcrypto. A remote attacker can send a specially crafted JSON Web Encryption (JWE) token containing numerous period delimiters. This malformed token can force the JWE.deserialize() function to allocate excessive memory, leading to a MemoryError. This issue results in a denial of service (DoS) for services that process untrusted JWE values.

Published 2026-08-28 · last modified 2026-08-31.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.004 (33.0th percentile), scored 2026-10-12.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 33.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.002

Affected products

Weakness classification (CWE)

CWE-770 — Allocation of Resources Without Limits or Throttling

References

access.redhat.com/security/cve/CVE-2026-80179 (vdb-entry)
RHBZ#2524147 (issue-tracking)
github.com/latchset/jwcrypto/security/advisories/GHSA-96rv-c4vc-h4f4

Frequently asked questions

What is CVE-2026-80179?: CVE-2026-80179 is a medium-severity vulnerability in Red Hat Ansible Automation Platform 2, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 5.9/10. Published 2026-08-28.
How severe is CVE-2026-80179?: Medium severity. CVSS v3 base score is 5.9 out of 10.