How severe is CVE-2022-35158?

CVE-2022-35158 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-35158 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-35158?

CVE-2022-35158 affects Tencent Tscancode. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-35158?

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-2022-35158 published?

CVE-2022-35158 was published on 2022-08-03 and last updated on 2026-06-17.

CVE-2022-35158

CVE-2022-35158 is a high-severity vulnerability in Tencent Tscancode with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (51st percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Tencent Tscancode
Published: 2022-08-03
Last modified: 2026-06-17

Description

A vulnerability in the lua parser of TscanCode tsclua v2.15.01 allows attackers to cause a Denial of Service (DoS) via a crafted lua script.

Frequently asked questions

What is CVE-2022-35158?: A vulnerability in the lua parser of TscanCode tsclua v2.15.01 allows attackers to cause a Denial of Service (DoS) via a crafted lua script.
How severe is CVE-2022-35158?: CVE-2022-35158 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-35158 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-35158?: CVE-2022-35158 affects Tencent Tscancode. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-35158?: 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-2022-35158 published?: CVE-2022-35158 was published on 2022-08-03 and last updated on 2026-06-17.

References

https://github.com/Tencent/TscanCode/issues/65

Affected products (1)

cpe:2.3:a:tencent:tscancode:2.15.01:*:*:*:*:*:*:*