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CVE-2011-4715

30
FAUCET Score

CVE-2011-4715 describes a directory traversal vulnerability in Koha 3.4.x and 3.6.x, as well as LibLime Koha 4.2 and earlier. This flaw allows unauthenticated remote attackers to read arbitrary files by manipulating the KohaOpacLanguage cookie. The vulnerability has a CVSS score of 5.0, indicating a medium severity, with low attack complexity and potential for unauthorized information disclosure. While not listed in CISA KEV, an exploit (EDB-18153) exists for LibLime Koha 4.2, though there is no evidence of active exploitation or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
<= 4.2CPE matchmatch criteria
cpe:2.3:a:koha:liblime_koha:*:*:*:*:*:*:*:*
3.06.00.000CPE matchmatch criteria
cpe:2.3:a:koha:koha:3.06.00.000:*:*:*:*:*:*:*
3.04.00CPE matchmatch criteria
cpe:2.3:a:koha:koha:3.04.00:*:*:*:*:*:*:*
3.04.01CPE matchmatch criteria
cpe:2.3:a:koha:koha:3.04.01:*:*:*:*:*:*:*
3.04.02CPE matchmatch criteria
cpe:2.3:a:koha:koha:3.04.02:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
8.62%
Probability of exploitation in next 30 days
EPSS Percentile
94.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
ExploitDB: EDB-18153 · Nov 24, 2011
This CVE's current EPSS score of 0.0862 is in the 93rd percentile among its peer group of 23,690 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 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

koha-community.org / koha-3-4-7
koha-community.org / koha-3-6-1
osvdb.org / 77322
secunia.com / advisories/46980
Vendor Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/71478
github.com / liblime/LibLime-Koha/commit/8ea6f7bc37d05a9ec25b5afbea011cf9de5f1e49
exploit-db.com / exploits/18153
Exploit
securityfocus.com / bid/50812
Exploit
vigasis.com / en
Exploit