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CVE-2013-4556

14
FAUCET Score

CVE-2013-4556 describes a cross-site scripting (XSS) vulnerability in SPIP versions before 2.1.24 and 3.0.x before 3.0.12, specifically within the author page (prive/formulaires/editer_auteur.php) via the url_site parameter. This medium-severity vulnerability has a CVSS score of 4.3, indicating it can be exploited remotely with moderate complexity to achieve partial integrity impact, allowing attackers to inject arbitrary web script or HTML. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.1.23CPE matchmatch criteria
cpe:2.3:a:spip:spip:*:*:*:*:*:*:*:*
2.0.0CPE matchmatch criteria
cpe:2.3:a:spip:spip:2.0.0:*:*:*:*:*:*:*
2.0.1CPE matchmatch criteria
cpe:2.3:a:spip:spip:2.0.1:*:*:*:*:*:*:*
2.0.2CPE matchmatch criteria
cpe:2.3:a:spip:spip:2.0.2:*:*:*:*:*:*:*
2.0.3CPE matchmatch criteria
cpe:2.3:a:spip:spip:2.0.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

AV:N/AC:M/Au:N/C:N/I:P/A:N

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.11%
Probability of exploitation in next 30 days
EPSS Percentile
79.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0211 is in the 67th percentile among its peer group of 19,958 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

core.spip.org / projects/spip/repository/revisions/20879
Patch
core.spip.org / projects/spip/repository/revisions/20880
secunia.com / advisories/55551
Vendor Advisory
debian.org / security/2013/dsa-2794
openwall.com / lists/oss-security/2013/11/10/4
securitytracker.com / id/1029317
spip.net / fr_article5646.html
spip.net / fr_article5648.html