[UPDATE] [high] Apache HTTP Server: Multiple vulnerabilities
An attacker can exploit multiple vulnerabilities in Apache HTTP Server to carry out a Denial of Service attack, bypass security measures, disclose information, and manipulate files.
CSIRTS triage
- What
- Multiple vulnerabilities can be exploited by an attacker to carry out a Denial of Service attack, bypass security measures, disclose information, and manipulate files.
- Who is affected
- Deployments of Apache HTTP Server are affected.
- Urgency
- Remediation is high urgency due to the potential for severe impacts.
- Action
- Update to the latest version of Apache HTTP Server.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2025-1529
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Moderate exploitation riskCVE-2023-387093.9% 30-day exploitation probability. Patch within normal cadence, watch for KEV listing. Riskier than 89% of all scored CVEs.
- Low exploitation riskCVE-2024-425160.68% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 48% of all scored CVEs.
- Low exploitation riskCVE-2024-432040.77% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 51% of all scored CVEs.
- Moderate exploitation riskCVE-2024-433941.1% 30-day exploitation probability. Patch within normal cadence, watch for KEV listing. Riskier than 62% of all scored CVEs.
- Low exploitation riskCVE-2024-472520.67% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 48% of all scored CVEs.
- Low exploitation riskCVE-2025-230480.97% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 58% of all scored CVEs.
- Moderate exploitation riskCVE-2025-496301.1% 30-day exploitation probability. Patch within normal cadence, watch for KEV listing. Riskier than 63% of all scored CVEs.
- Low exploitation riskCVE-2025-498120.52% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 40% of all scored CVEs.
- Moderate exploitation riskCVE-2025-530204.4% 30-day exploitation probability. Patch within normal cadence, watch for KEV listing. Riskier than 90% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2023-38709 | coverage & exploitation status | NVD · CVE.org |
| CVE-2024-42516 | coverage & exploitation status | NVD · CVE.org |
| CVE-2024-43204 | coverage & exploitation status | NVD · CVE.org |
| CVE-2024-43394 | coverage & exploitation status | NVD · CVE.org |
| CVE-2024-47252 | coverage & exploitation status | NVD · CVE.org |
| CVE-2025-23048 | coverage & exploitation status | NVD · CVE.org |
| CVE-2025-49630 | coverage & exploitation status | NVD · CVE.org |
| CVE-2025-49812 | coverage & exploitation status | NVD · CVE.org |
| CVE-2025-53020 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
- highexploited[UPDATE] [high] Apache HTTP Server: Multiple vulnerabilitiescert-bund
Recent advisories for Apache HTTP Server
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- high[UPDATE] [high] Apache HTTP Server: Multiple vulnerabilitiescert-bund · 2026-07-09
- high[UPDATE] [high] Apache HTTP Server: Multiple vulnerabilitiescert-bund · 2026-07-09
- unknownUSN-8516-1: Apache HTTP Server vulnerabilitiesubuntu · 2026-07-08
- mediumCVE-2026-56139: Generation of Error Message Containing Sensitive Information vulnerability in Apache Camel Und…nvd · 2026-07-06
- mediumCVE-2026-49365: Generation of Error Message Containing Sensitive Information vulnerability in Apache Camel Net…nvd · 2026-07-06
- highexploited[UPDATE] [high] Apache HTTP Server: Multiple vulnerabilitiescert-bund · 2026-07-02
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