CVE-2021-44960: In SVGPP SVG++ library 1.3.0, the XMLDocument::getRoot function in the renderDocument function handled the XML

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MEDIUM 6.5DOWNGRADE

CVE-2021-44960 is a medium-severity flaw (CVSS 6.5) affecting svgpp. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

In SVGPP SVG++ library 1.3.0, the XMLDocument::getRoot function in the renderDocument function handled the XMLDocument object improperly, returning a null pointer in advance at the second if, resulting in a null pointer reference behind the renderDocument function.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	1.2% (top 32%)
CISA exploited list	No
Weakness	CWE-476
Published	2022-02-15
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: svgpp

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

Am I affected?

Timeline

2022-02-15 16:15 UTCPublished CVE record published
2026-06-17 04:13 UTCUpdated Record last modified

svgpp svgpp DOWNGRADE

Affected: 1.3.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.3.0

1. Check installed version

apt-cache policy svgpp || rpm -q svgpp || svgpp --version

2. No fixed release: DOWNGRADE to a release before 1.3.0 (Debian / Ubuntu)

apt-cache madison svgpp sudo apt install svgpp=<VERSION_BEFORE_1.3.0> sudo apt-mark hold svgpp

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list svgpp sudo dnf downgrade svgpp-<VERSION_BEFORE_1.3.0> sudo dnf versionlock add svgpp

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-2021-44960?

svgpp: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2021-44960 being exploited?

CVE-2021-44960 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-2021-44960 affect?

CVE-2021-44960 affects svgpp. Severity is medium (CVSS 6.5). In SVGPP SVG++ library 1.3.0, the XMLDocument::getRoot function in the renderDocument function handled the XMLDocument object improperly, returning a null pointer in advance at the second if, resulting in a null pointer reference behind the

How urgent is CVE-2021-44960?

Priority 45/100. Public exploit reference

References

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