CVE-2026-57826

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.21% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 11.4% of scored records. A rank, not a probability.

NVD base score

6.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N

NVD analysis status

Deferred. NVD last modified this record on 2026-08-31.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2026-08-18 00:00Z18 DAYS AGO

Last updated

2026-08-31 12:26Z4 DAYS AGO

Reserved

2026-06-25

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Medium (CVSS 6.8)

CNA CVSS vector

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N

Weaknesses

• CWE-295Improper Certificate ValidationBase

Data version

5.2

Document digest

049f3b7bcfd8fde753102020ed0de519267933f7091172f6e489bffae9fb762f

• github.comhttps://github.com/openHiTLS/openHiTLS/compare/openhitls-0.3.2...openhitls-0.3.3
• www.openhitls.nethttps://www.openhitls.net/zh/support/HTLS-2026-001.html
• github.comhttps://github.com/openHiTLS/openHiTLS/commit/4355cdf5b043d5b9ef698f8f57860f77f8e92561
• github.comhttps://github.com/openHiTLS/openHiTLS/commit/2d3b221d113b452bc197012b185978b8314ee8a4
• gitcode.comhttps://gitcode.com/openHiTLS/openhitls/pull/1399
• gitcode.comhttps://gitcode.com/openHiTLS/openhitls/pull/1657