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Fencer Intel
high 7.5

CVE-2018-1000526 json

Openpsa contains a XML Injection vulnerability in RSS file upload feature that can result in Remote denial of service.

published 8y ago modified 4mo ago also EUVD-2018-1920

cvss
7.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.0%
EPSS 2.0% chance of exploitation in 30 days, percentile 81%
public exploits
0
none known

Summary

Openpsa contains a XML Injection vulnerability in RSS file upload feature that can result in Remote denial of service. This attack appear to be exploitable via Specially crafted XML file. This vulnerability appears to have been fixed in after commit 4974a26.

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Exploit prediction

2.02% chance of exploitation in the next 30 days, higher than 81% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • github.com https://github.com/flack/openpsa/issues/192 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness

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.