🛡️ CVE-2026-66685

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality low, integrity none, availability none.

CVSS metrics in full

The score comes from this vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

• Attack vector: Network — reachable from anywhere that can route to the service.
• Attack complexity: Low — the attack works reliably, with no preparation.
• Privileges required: None — an unauthenticated stranger can try it.
• User interaction: None — nobody has to be tricked into anything.
• Scope: Unchanged — the damage stays inside the vulnerable component.
• Confidentiality impact: Low — limited, and the attacker does not choose what is affected.
• Integrity impact: None.
• Availability impact: None.

Weakness class

CVE-2026-66685 is classified as CWE-201: Insertion of Sensitive Information Into Sent Data. The code transmits data to another actor, but a portion of the data includes sensitive information that should not be accessible to that actor.

Affected software

CVE-2026-66685 is recorded against 1 package.

• unknown

Timeline and source

Published on 6 August 2026 and last revised on 12 August 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

patchstack.com

Other advisories for this package

unknown has other advisories on record. If you are patching this one, these are worth checking on the same host:

• CVE-2022-4995 (9.8 Critical, published 7 Aug 2026)
• CVE-2022-4994 (published 30 Jul 2026)
• CVE-2023-49900 (9.8 Critical, published 16 Jul 2026)
• CVE-2023-49899 (9.8 Critical, published 16 Jul 2026)
• CVE-2022-4989 (published 3 Jul 2026)
• CVE-2022-4990 (published 3 Jul 2026)
• CVE-2022-50973 (9.8 Critical, published 2 Jul 2026)
• CVE-2023-20572 (published 26 Jun 2026)

Same weakness in other software

These advisories are the same class of weakness (CWE-201: Insertion of Sensitive Information Into Sent Data) in other software:

• CVE-2026-6267 (5.0 Medium, published 17 Aug 2026)
• CVE-2026-47717 (8.0 High, published 12 Aug 2026)
• CVE-2026-41181 (5.8 Medium, published 11 Aug 2026)
• CVE-2026-16637 (6.5 Medium, published 7 Aug 2026)
• CVE-2026-65543 (7.5 High, published 6 Aug 2026)
• CVE-2026-66696 (4.3 Medium, published 6 Aug 2026)
• CVE-2026-66684 (5.3 Medium, published 6 Aug 2026)
• CVE-2026-64652 (3.3 Low, published 6 Aug 2026)

Details

Affected Packages

References