How severe is CVE-2021-26629?

CVE-2021-26629 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-26629 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-26629?

CVE-2021-26629 affects Tobesoft Xplatform. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-26629?

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

When was CVE-2021-26629 published?

CVE-2021-26629 was published on 2022-04-26 and last updated on 2026-06-17.

CVE-2021-26629

CVE-2021-26629 is a high-severity vulnerability in Tobesoft Xplatform with a CVSS 3.x base score of 8.8. 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-22.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.8
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Tobesoft Xplatform
Published: 2022-04-26
Last modified: 2026-06-17

Description

A path traversal vulnerability in XPLATFORM's runtime archive function could lead to arbitrary file creation. When the .xzip archive file is decompressed, an arbitrary file can be d in the parent path by using the path traversal pattern ‘..\’.

Frequently asked questions

What is CVE-2021-26629?: A path traversal vulnerability in XPLATFORM's runtime archive function could lead to arbitrary file creation. When the .xzip archive file is decompressed, an arbitrary file can be d in the parent path by using the path traversal pattern ‘..\’.
How severe is CVE-2021-26629?: CVE-2021-26629 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-26629 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-26629?: CVE-2021-26629 affects Tobesoft Xplatform. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-26629?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-26629 published?: CVE-2021-26629 was published on 2022-04-26 and last updated on 2026-06-17.

References

https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66674

Affected products (1)

cpe:2.3:a:tobesoft:xplatform:*:*:*:*:*:*:*:*

More vulnerabilities in Tobesoft Xplatform

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CVE-2019-19162 — High (CVSS 7.8): A use-after-free vulnerability in the TOBESOFT XPLATFORM versions 9.1 to 9.2.2 may lead to code execution on a system…
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