How severe is CVE-2022-29351?

CVE-2022-29351 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-2022-29351 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-29351?

CVE-2022-29351 affects Tiddlywiki Tiddlywiki5. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-29351?

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-2022-29351 published?

CVE-2022-29351 was published on 2022-05-16 and last updated on 2026-07-09.

CVE-2022-29351

CVE-2022-29351 is a critical-severity vulnerability in Tiddlywiki Tiddlywiki5 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-434.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 2% (82nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Tiddlywiki Tiddlywiki5
Published: 2022-05-16
Last modified: 2026-07-09

Description

An arbitrary file upload vulnerability in the file upload module of Tiddlywiki5 v5.2.2 allows attackers to execute arbitrary code via a crafted SVG file. Note: The vendor argues that this is not a legitimate issue and there is no vulnerability here.

Frequently asked questions

What is CVE-2022-29351?: An arbitrary file upload vulnerability in the file upload module of Tiddlywiki5 v5.2.2 allows attackers to execute arbitrary code via a crafted SVG file. Note: The vendor argues that this is not a legitimate issue and there is no vulnerability here.
How severe is CVE-2022-29351?: CVE-2022-29351 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-2022-29351 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-29351?: CVE-2022-29351 affects Tiddlywiki Tiddlywiki5. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-29351?: 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-2022-29351 published?: CVE-2022-29351 was published on 2022-05-16 and last updated on 2026-07-09.

References

Affected products (1)

cpe:2.3:a:tiddlywiki:tiddlywiki5:5.2.2:*:*:*:*:*:*:*

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