No exploitation reportedFix available

CVE-2025-26682

Q: Is CVE-2025-26682 actively exploited?

Active exploitation of CVE-2025-26682 has not been confirmed. Its EPSS score was 1.7% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2025-26682?

CVE-2025-26682 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

No exploitation reported by the sources we read.

Published2025-04-08
Fixed in17.13.6 · 17.12.7 · 17.10.13 · 17.8.20
WeaknessCWE-770

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.

Timeline

dates in UTC

2025-04-0818:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2025-26682?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2025-26682?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD · OSV

Microsoft visual studio 2022

Branch	Affected	Fixed in	Source
17.13	≥ 17.13.0, < 17.13.6	17.13.6	NVD
17.12	≥ 17.12.0, < 17.12.7	17.12.7	NVD
17.10	≥ 17.10.0, < 17.10.13	17.10.13	NVD
17.8	≥ 17.8.0, < 17.8.20	17.8.20	NVD

ASP.NET Core

Branch	Affected	Fixed in	Source
9.0	≥ 9.0.0, < 9.0.4	9.0.4	NVD · OSV
8.0	≥ 8.0.0, < 8.0.15	8.0.15	NVD · OSV

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update Microsoft visual studio 2022 to 17.13.6 · 17.12.7 · 17.10.13 · 17.8.20

Advisories and patches

msrc.microsoft.comVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVE recordread 2026-10-23
CISA-ADPSSVC decisionnone2025-04-08
OpenCVESSVC decisionnone—
CNACVSS 3.17.5read 2026-10-23
CNAweakness (CWE)CWE-770read 2026-10-23
FIRST EPSSEPSS score1.7 %2026-10-22
OSVaffected packages—

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published: 2025-04-08
Last Modified: 2026-06-17
NVD status: Analyzed

Frequently asked questions

What is CVE-2025-26682?

Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.

Is CVE-2025-26682 actively exploited?

Active exploitation of CVE-2025-26682 has not been confirmed. Its EPSS score was 1.7% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2025-26682?

CVE-2025-26682 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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