🛡️ CVE-2026-58152 — traffic-server

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is high, 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:H/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: High — the attacker first has to win a race, learn a secret or otherwise prepare the target.
• 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-2026-58152 is classified as CWE-190: Integer Overflow or Wraparound. Arithmetic produces a value too large for its type and wraps around, so a later size or bounds check passes when it should not.

Affected software

CVE-2026-58152 is recorded against 1 package.

• traffic-server (from 10.0.0 up to 10.1.4)

Timeline and source

Published on 29 July 2026 and last revised on 3 August 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

lists.apache.org

Other advisories for this package

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

• CVE-2026-58177 (8.1 High, published 29 Jul 2026)
• CVE-2026-58153 (8.3 High, published 29 Jul 2026)
• CVE-2026-58183 (5.9 Medium, published 29 Jul 2026)
• CVE-2026-58159 (8.2 High, published 29 Jul 2026)
• CVE-2026-24033 (7.2 High, published 29 Jul 2026)
• CVE-2026-58189 (7.5 High, published 29 Jul 2026)
• CVE-2026-58175 (7.5 High, published 29 Jul 2026)
• CVE-2026-58151 (7.5 High, published 29 Jul 2026)

Same weakness in other software

These advisories are the same class of weakness (CWE-190: Integer Overflow or Wraparound) in other software:

• CVE-2023-25662 (8.0 High, published 13 Jul 2026)
• CVE-2022-36015 (8.0 High, published 13 Jul 2026)
• CVE-2023-25667 (8.0 High, published 13 Jul 2026)
• CVE-2022-23575 (8.0 High, published 9 Jul 2026)
• CVE-2022-23567 (8.0 High, published 9 Jul 2026)
• CVE-2017-12864 (8.0 High, published 9 Jul 2026)
• CVE-2017-12863 (8.0 High, published 9 Jul 2026)
• CVE-2017-1000450 (8.0 High, published 2 Jul 2026)

Details

Affected Packages

References