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CVE-2022-21948

paste: XSS on the image upload function

MEDIUM
6.1
CVSS Score
Published: February 7, 2023 at 12:00 AM UTC
Updated: June 17, 2026 at 04:27 AM UTC
1 product affected across 1 vendorPaste

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Severity
MEDIUM6.1
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Paste· openSUSE
95%
v < 2011-12-05
Affected range stops below 2011-12-05, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

ExploitIssue TrackingPatch
Source: [email protected]
https://bugzilla.suse.com/show_bug.cgi?id=1197930

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.1MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-79

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