How severe is CVE-2026-25805?

CVE-2026-25805 has a CVSS 3.x base score of 6.4, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-25805 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-25805?

CVE-2026-25805 affects Zed. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-25805?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-25805 have an EU (EUVD) identifier?

Yes. CVE-2026-25805 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-6755.

When was CVE-2026-25805 published?

CVE-2026-25805 was published on 2026-02-10 and last updated on 2026-06-17.

CVE-2026-25805

CVE-2026-25805 is a medium-severity vulnerability in Zed with a CVSS 3.x base score of 6.4. 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-356.

Key facts

Severity: Medium (CVSS 3.x base score 6.4)
EPSS exploit prediction: 0% (15th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-6755
Weakness: CWE-356
Affected product: Zed
Published: 2026-02-10
Last modified: 2026-06-17

Description

Zed is a multiplayer code editor. Prior to 0.219.4, Zed does not show with which parameters a tool is being invoked, when asking for allowance. Further it does not show after the tool was being invoked, which parameters were used. Thus, maybe unwanted or even malicious values could be used without the user having a chance to notice it. Patched in Zed Editor 0.219.4 which includes expandable tool call details.

Frequently asked questions

What is CVE-2026-25805?: Zed is a multiplayer code editor. Prior to 0.219.4, Zed does not show with which parameters a tool is being invoked, when asking for allowance. Further it does not show after the tool was being invoked, which parameters were used. Thus, maybe unwanted or even malicious values could be used without the user having a chance to notice it. Patched in Zed Editor 0.219.4 which includes expandable tool call details.
How severe is CVE-2026-25805?: CVE-2026-25805 has a CVSS 3.x base score of 6.4, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-25805 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-25805?: CVE-2026-25805 affects Zed. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-25805?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-25805 have an EU (EUVD) identifier?: Yes. CVE-2026-25805 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-6755.
When was CVE-2026-25805 published?: CVE-2026-25805 was published on 2026-02-10 and last updated on 2026-06-17.

References

https://github.com/zed-industries/zed/security/advisories/GHSA-f2g4-87h6-4pxq

Affected products (1)

cpe:2.3:a:zed:zed:*:*:*:*:*:*:*:*

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