SUSE-SU-2026:2626-1: python-PyJWT&distro=SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS SUSE Linux Enterprise

CVSS: UnknownPublished
Published 25-06-2026Last modified 26-06-2026
Open JSON

Vulnerability summary

SUSE-SU-2026:2626-1 is a vulnerability in python-PyJWT&distro=SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS SUSE Linux Enterprise with no CVSS score yet.

Overall risk
0/100
0100
Minimal · default modelHow is this calculated?
CVSS score
Not scored
010
No CVSS score recorded
EPSS score
Not scored
0%100%
No EPSS score yet
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 5 · Downstream 0 · Related 5
CVE-2026-48522CVE-2026-48523CVE-2026-48524CVE-2026-48525CVE-2026-48526

Timeline

  1. 25-06-2026
    PublishedVulnerability first disclosed.
  2. 26-06-2026
    Last modifiedVulnerability information updated.

Description

Security update for python-PyJWT This update for python-PyJWT fixes the following issues - CVE-2026-48522: `PyJWKClient` passes URI arguments directly to `urllib.request.urlopen()` and allows for SSRF and token forgery (bsc#1266798). - CVE-2026-48523: verifier-side algorithm allow-list bypass when `jwt.decode()` or `jwt.decode_complete()` are called with a PyJWK key (bsc#1266799). - CVE-2026-48524: unlimited processing of JWTs with unknown kid values by `PyJWKClient.get_signing_key()` leads to unbounded JWKS endpoint requests and DoS (bsc#1266800). - CVE-2026-48525: unbounded Base64URL decoding of unused payload segment in `b64=false` detached JWS allows for DoS (bsc#1266801). - CVE-2026-48526: no validation of use of JSON Web Keys in HMAC algorithm when decoding JSON Web Tokens allows for forged HS256 tokens (bsc#1266802).

CVSS metrics

Risk metrics not yet published.

EPSS trend

No EPSS score has been published for this record yet.

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Suse12 products
  • python-PyJWT&distro=SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS< 2.8.0-150400.8.13.1
  • python-PyJWT&distro=SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS< 2.8.0-150400.8.13.1
  • python-PyJWT&distro=SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS< 2.8.0-150400.8.13.1
  • python-PyJWT&distro=SUSE Linux Enterprise High Performance Computing 15 SP5-LTSS< 2.8.0-150400.8.13.1
  • python-PyJWT&distro=SUSE Linux Enterprise Module for Public Cloud 15 SP4< 2.8.0-150400.8.13.1

1 vendor · 12 products

References

11 links
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