- Description
- Late Release of Memory after Effective Lifetime vulnerability in Apache HTTP Server. This issue affects Apache HTTP Server: from 2.4.17 up to 2.4.63. Users are recommended to upgrade to version 2.4.64, which fixes the issue.
- Source
- security@apache.org
- NVD status
- Modified
- Products
- http_server
CVSS 3.1
- Type
- Secondary
- Base score
- 7.5
- Impact score
- 3.6
- Exploitability score
- 3.9
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Severity
- HIGH
- security@apache.org
- CWE-401
- Hype score
- Not currently trending
CVE-2025-53020 (Moderate: 5.3) でmod_http2のアップデートが来ていますがこれですかね？ < CVE-2026-49975 // CVE-2025-53020 https://t.co/Mi7Jo3wIp8
@w4yh
4 Jun 2026
125 Impressions
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HTTP/2 Bomb combines HPACK compression bomb with Slowloris-style hold. Knocks web servers offline in seconds. CVE-2025-53020. And the exploit was discovered via OpenAI's Codex. When your DoS tooling is AI-generated... #cybersecurity
@hieyz6838
4 Jun 2026
60 Impressions
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Warning: A High-Severity vulnerability in @apache_httpd (CVE-2025-53020, CVSS 7.5) allows Denial of Service attacks and poses a serious risk to your systems. Immediate action is critical! Protect your infrastructure now. Details: https://t.co/skZowBw1hR #Cybersecurity #Patch
@CCBalert
15 Jul 2025
62 Impressions
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[
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*",
"matchCriteriaId": "AD8F0C5C-64B1-4F7D-91B1-B2B87CD824B2",
"versionEndExcluding": "2.4.64",
"versionStartIncluding": "2.4.17",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
]