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Fencer Intel
medium 6.1

CVE-2018-1319 json

In Apache Allura prior to 1.8.1, attackers may craft URLs that cause HTTP response splitting.

published 8y ago modified 4mo ago also EUVD-2018-11915

cvss
6.1
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.2%
EPSS 2.2% chance of exploitation in 30 days, percentile 82%
public exploits
0
none known

Summary

In Apache Allura prior to 1.8.1, attackers may craft URLs that cause HTTP response splitting. If a victim goes to a maliciously crafted URL, unwanted results may occur including XSS or service denial for the victim's browsing session.

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Exploit prediction

2.16% chance of exploitation in the next 30 days, higher than 82% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 6.1 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected products

  • Apache Software Foundation Apache Allura

Classification

Weakness
  • CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.