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🛡️ CVE-2023-49083 on PyPI (Root.io) — cryptography

🟡 CVSS 5.0 — Medium ✅ No Known Exploit OSV
5.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

CVE-2023-49083 in cryptography - Patched by Root

Root has patched CVE-2023-49083 in the cryptography package for Root:PyPI. Multiple fixed versions available.

Distribution advisory

This page covers CVE-2023-49083 as tracked by PyPI (Root.io), for the package cryptography. The fix is available in version 36.0.1+aikido.6; earlier versions remain affected.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is high, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity none, availability high.

CVSS metrics in full

The score comes from this vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

  • Attack vector: Network — reachable from anywhere that can route to the service.
  • Attack complexity: High — the attacker first has to win a race, learn a secret or otherwise prepare the target.
  • Privileges required: None — an unauthenticated stranger can try it.
  • User interaction: None — nobody has to be tricked into anything.
  • Scope: Unchanged — the damage stays inside the vulnerable component.
  • Confidentiality impact: None.
  • Integrity impact: None.
  • Availability impact: High — total loss, or loss the attacker controls.

Weakness class

ROOT-APP-PYPI-CVE-2023-49083 is classified as CWE-476: NULL Pointer Dereference. A pointer that can be null is used without a check, crashing the process.

Affected software

ROOT-APP-PYPI-CVE-2023-49083 is recorded against 2 packages.

  • cryptography (fixed in 36.0.1+aikido.6)
  • rootio-cryptography (fixed in 36.0.1+root.io.4)

Timeline and source

Published on 14 August 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

Other advisories for this package

cryptography has other advisories on record. If you are patching this one, these are worth checking on the same host:

Same weakness in other software

These advisories are the same class of weakness (CWE-476: NULL Pointer Dereference) in other software:

CVE-2023-49083 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Severity MEDIUM
CVSS Score 5.0
CVSS Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2026-08-14
Updated 2026-08-20
Modified 2026-08-14
Fix URL N/A

Affected Packages

Software From version Fixed in
cryptography — 36.0.1+aikido.6
rootio-cryptography — 36.0.1+root.io.4

References

N/A

Vulnerability Monitoring

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