7.5

CVE-2025-65114: apache software foundation apache traffic server HTTP Request/Response Smuggling

CVSS: 7.5v3.1HighAnalyzed
AliasesUBUNTU-CVE-2025-65114DEBIAN-CVE-2025-65114
Published 02-04-2026Last modified 02-04-2026
Open JSON

Vulnerability summary

CVE-2025-65114 is a high (CVSS 7.5) HTTP Request/Response Smuggling vulnerability in apache software foundation apache traffic server. EPSS estimates a 0.43% chance of exploitation in the next 30 days, higher than 35.5% of scored vulnerabilities.

Overall risk
30/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v3.1 (CVE.org)
EPSS score
0.43%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 02-04-2026
    PublishedVulnerability first disclosed.
  2. 02-04-2026
    Last modifiedVulnerability information updated.

Description

Apache Traffic Server allows request smuggling if chunked messages are malformed. This issue affects Apache Traffic Server: from 9.0.0 through 9.2.12, from 10.0.0 through 10.1.1. Users are recommended to upgrade to version 9.2.13 or 10.1.2, which fix the issue.

CVSS metrics

4 scores · 4 sources · 1 version

EPSS trend

Probability

0.43%

Chance of exploitation in the next 30 days

Percentile

36%

Versus all other CVEs

30-day change

0.00 pp

From 0.43% on 18-09-2026

18-09-202618-10-2026
EPSS score
0.43%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Apache1 product
Apache software foundation1 product
Debian1 product
  • trafficserver< 9.2.5+ds-0+deb12u4
Ubuntu1 product
  • trafficserverAll versions (No fix recorded)

4 vendors · 4 products

References

4 links