How severe is CVE-2020-10799?

CVE-2020-10799 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-10799 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-10799?

CVE-2020-10799 affects Svglib Project Svglib. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-10799?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2020-10799 published?

CVE-2020-10799 was published on 2020-03-20 and last updated on 2026-06-17.

CVE-2020-10799

CVE-2020-10799 is a critical-severity vulnerability in Svglib Project Svglib with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-611.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 1% (70th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-611
Affected product: Svglib Project Svglib
Published: 2020-03-20
Last modified: 2026-06-17

Description

The svglib package through 0.9.3 for Python allows XXE attacks via an svg2rlg call.

Frequently asked questions

What is CVE-2020-10799?: The svglib package through 0.9.3 for Python allows XXE attacks via an svg2rlg call.
How severe is CVE-2020-10799?: CVE-2020-10799 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-10799 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-10799?: CVE-2020-10799 affects Svglib Project Svglib. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-10799?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2020-10799 published?: CVE-2020-10799 was published on 2020-03-20 and last updated on 2026-06-17.

References

https://github.com/deeplook/svglib/issues/229

Affected products (1)

cpe:2.3:a:svglib_project:svglib:*:*:*:*:*:*:*:*

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