🛡️ CVE-2025-63547

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 none, integrity none, availability high.

CVSS metrics in full

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

• 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: None.
• Integrity impact: None.
• Availability impact: High — total loss, or loss the attacker controls.

Weakness class

CVE-2025-63547 is classified as CWE-805: Buffer Access with Incorrect Length Value. The product uses a sequential operation to read or write a buffer, but it uses an incorrect length value that causes it to access memory that is outside of the bounds of the buffer.

Affected software

CVE-2025-63547 is recorded against 1 package.

• unknown

Timeline and source

Published on 1 May 2026 and last revised on 17 June 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

github.com
github.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-2022-4990 (published 3 Jul 2026)
• CVE-2022-4989 (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-805: Buffer Access with Incorrect Length Value) in other software:

• CVE-2026-6695 (5.5 Medium, published 3 Aug 2026)
• CVE-2026-53877 (5.0 Medium, published 12 Jul 2026)
• CVE-2026-15028 (3.9 Low, published 10 Jul 2026)
• CVE-2026-12549 (4.8 Medium, published 22 Jun 2026)
• CVE-2026-1767 (5.6 Medium, published 16 Jun 2026)
• CVE-2026-1766 (5.6 Medium, published 16 Jun 2026)
• CVE-2026-34002 (6.1 Medium, published 5 May 2026)
• CVE-2026-6245 (5.5 Medium, published 15 Apr 2026)

Details

Affected Packages

References