CVE Tools
Sign in

CVE-2015-9235

In jsonwebtoken node module before 4.2.2 it is possible for an attacker to bypass verification when a token digitally signed with an asymmetric key (RS/ES family) of algorithms but instead the atta...

Published: May 29, 2018Updated: Nov 21, 2024 Sources: CVE List NVD GHSACWE-20
9.8CRITICAL
NVD MITRE
EPSS Score
8.7%
Top 5.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Not available

Description

Verification Bypass in jsonwebtoken

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-20CWE-327

Affected Products

npm
package-ecosystem
jsonwebtoken
OSS Libraries
auth0
commercialaka login by auth0, auth0.js, nextjs-auth0
jsonwebtokenSaaS
Security Products / identity-access-mgmt
HackerOne
commercial·USaka hacker one
jsonwebtoken node module
OSS Libraries

Exploitability

Official Patch Available
Is your org exposed to CVE-2015-9235?We can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

2 techniques
Collection
Initial Access
View detailed technique mapping

References

https://nvd.nist.gov/vuln/detail/CVE-2015-9235
nvd.nist.gov
https://github.com/auth0/node-jsonwebtoken/commit/1bb584bc382295eeb7ee8c4452a673a77a68b687
github.com
https://auth0.com/blog/2015/03/31/critical-vulnerabilities-in-json-web-token-libraries
auth0.com
and 5 more references View all →
News mentions
Could not load news mentions.

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2015-9235 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows