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Fencer Vulns
medium 6.1

CVE-2022-28959 json

Multiple cross-site scripting (XSS) vulnerabilities in the component /spip.php of Spip Web Framework v3.1.13 and below allows attackers to…

published 2022-05-19 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-33391

cvss
6.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.6%
EPSS 1.6% chance of exploitation in 30 days, percentile 76%
public exploits
0
none known

Summary

Multiple cross-site scripting (XSS) vulnerabilities in the component /spip.php of Spip Web Framework v3.1.13 and below allows attackers to execute arbitrary web scripts or HTML.

Patch / fix

  • spip Debian 14, Debian 13 3.2.8-1

debian advisories DEBIAN-CVE-2022-28959

  • spip Ubuntu Pro 16.04 LTS 3.0.21-1ubuntu1+esm1
  • spip Ubuntu Pro 18.04 LTS 3.1.4-4~deb9u5ubuntu0.1~esm2

ubuntu advisories UBUNTU-CVE-2022-28959

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Exploit prediction

1.61% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • thinkloveshare.com https://thinkloveshare.com/en/hacking/rce_on_spip_and_root_me/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 6.1 CVSS:3.1/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

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Vulns 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.