How severe is CVE-2022-21948?

CVE-2022-21948 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2022-21948 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-21948?

CVE-2022-21948 affects Opensuse Paste. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-21948?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-21948 published?

CVE-2022-21948 was published on 2023-02-07 and last updated on 2026-06-17.

CVE-2022-21948

CVE-2022-21948 is a medium-severity vulnerability in Opensuse Paste with a CVSS 3.x base score of 4.3. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Opensuse Paste
Published: 2023-02-07
Last modified: 2026-06-17

Description

An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in paste allows remote attackers to place Javascript into SVG files. This issue affects: openSUSE paste paste version b57b9f87e303a3db9465776e657378e96845493b and prior versions.

Frequently asked questions

What is CVE-2022-21948?: An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in paste allows remote attackers to place Javascript into SVG files. This issue affects: openSUSE paste paste version b57b9f87e303a3db9465776e657378e96845493b and prior versions.
How severe is CVE-2022-21948?: CVE-2022-21948 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2022-21948 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-21948?: CVE-2022-21948 affects Opensuse Paste. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-21948?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-21948 published?: CVE-2022-21948 was published on 2023-02-07 and last updated on 2026-06-17.

References

https://bugzilla.suse.com/show_bug.cgi?id=1197930

Affected products (1)

cpe:2.3:a:opensuse:paste:*:*:*:*:*:*:*:*

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