CVE-2021-23631: This affects all versions of package convert-svg-core; all versions of package convert-svg-to-png; all version

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HIGH 7.5REMOTEMITIGATE

CVE-2021-23631 is a high-severity flaw (CVSS 7.5) affecting convert-svg-core. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

This affects all versions of package convert-svg-core; all versions of package convert-svg-to-png; all versions of package convert-svg-to-jpeg. Using a specially crafted SVG file, an attacker could read arbitrary files from the file system and then show the file content as a converted PNG file.

Why this priority

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

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	2.0% (top 19%)
CISA exploited list	No
Weakness	CWE-22
Published	2022-01-21
Last modified	2026-06-17

Publisher (CNA): Snyk · Vendor: convert-svg-core project

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

Am I affected?

Timeline

2022-01-21 20:15 UTCPublished CVE record published
2026-06-17 03:38 UTCUpdated Record last modified

convert-svg-core project convert-svg-core MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

npm ls convert-svg-core

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

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-2021-23631?

convert-svg-core: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2021-23631 being exploited?

CVE-2021-23631 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-2021-23631 affect?

CVE-2021-23631 affects convert-svg-core. Severity is high (CVSS 7.5). This affects all versions of package convert-svg-core; all versions of package convert-svg-to-png; all versions of package convert-svg-to-jpeg. Using a specially crafted SVG file, an attacker could read arbitrary files from the file system

How urgent is CVE-2021-23631?

Priority 56/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2022-25759 CRITICAL 9.9 UPGRADE The package convert-svg-core before 0.6.2 are vulnerable to Remote Code Injection via sending an SVG file cont
CVE-2022-24429 HIGH 7.5 UPGRADE The package convert-svg-core before 0.6.3 are vulnerable to Arbitrary Code Injection when using a specially cr

References

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