CVE-2024-45435: Chartist 1.x through 1.3.0 allows Prototype Pollution via the extend function.

Q: How do I fix CVE-2024-45435?

chartist: upgrade to newer than 1.3.0. Exact commands for each OS are on this page.

Q: Is CVE-2024-45435 being exploited?

CVE-2024-45435 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2024-45435 affect?

CVE-2024-45435 affects chartist. Severity is critical (CVSS 9.8). Chartist 1.x through 1.3.0 allows Prototype Pollution via the extend function.

Q: How urgent is CVE-2024-45435?

Priority 57/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

CRITICAL 9.8REMOTEUPGRADE

CVE-2024-45435 is a critical-severity flaw (CVSS 9.8) affecting chartist. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Chartist 1.x through 1.3.0 allows Prototype Pollution via the extend function.

Why this priority

Critical severity
Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.6% (top 50%)
CISA exploited list	No
Weakness	CWE-1321
Published	2024-08-29
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: chartist

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2024-08-29 03:15 UTCPublished CVE record published
2026-06-17 07:54 UTCUpdated Record last modified

chartist chartist UPGRADE

Affected: >= 1.0.0 and <= 1.3.0

Fixed in: newer than 1.3.0

Safe to downgrade to: a release before 1.0.0

1. Check installed version

npm ls chartist

2. UPGRADE to newer than 1.3.0

npm install chartist@">1.3.0"

3. If no update is available yet, DOWNGRADE to a release before 1.0.0

npm view chartist versions npm install chartist@"<1.0.0"

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-45435?

chartist: upgrade to newer than 1.3.0. Exact commands for each OS are on this page.

Is CVE-2024-45435 being exploited?

CVE-2024-45435 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-45435 affect?

CVE-2024-45435 affects chartist. Severity is critical (CVSS 9.8). Chartist 1.x through 1.3.0 allows Prototype Pollution via the extend function.

How urgent is CVE-2024-45435?

Priority 57/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

References

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