CVE-2015-1587Letterbox Vulnerability
Unrestricted file upload vulnerability in file_to_index.php in Maarch LetterBox 2.8 and earlier and GEC/GED 1.4 and earlier allows remote attackers to execute arbitrary PHP code by uploading a file with a PHP extension, then accessing it via a request to a predictable filename…
Published Feb 19, 2015 · Updated May 6, 2026
Key Facts
Patch immediately- CVE-2015-1587 is a high-severity vulnerability (CVSS 7.5 v2) affecting Gec\/ged (Maarch), Letterbox (Maarch).
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 43% probability of exploitation in the next 30 days.
- Fixed versions are available, including Gec\/ged 1.4, Letterbox 2.8.
- Brandefense priority: patch immediately, because public exploit code exists for a high-severity flaw.
Scores
CVSS v2
7.5
AV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS (30-day exploit likelihood)
43%
Higher than 98.7% of all scored CVEs
Exploit maturity
Weaponized
ATLAS score
54/100
Publication score, see How it works
Exploitation Verdict
KEV listed
Not listed
Federal due date
None
No federal due date
Ransomware use
Not reported
Attributed actors
None named
Exploit & Defence Guidance
Exploit maturity
Weaponized
Public exploit code
4
Proof-of-concept links
In-the-wild evidence
1
Reports of active use
Description
Unrestricted file upload vulnerability in file_to_index.php in Maarch LetterBox 2.8 and earlier and GEC/GED 1.4 and earlier allows remote attackers to execute arbitrary PHP code by uploading a file with a PHP extension, then accessing it via a request to a predictable filename in tmp/.
Affected Products
2 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Gec\/gedMaarch | See advisory | 1.4 |
| LetterboxMaarch | See advisory | 2.8 |
Patched Releases
Gec\/ged
1.4
Letterbox
2.8
Timeline
Publicly disclosed
Feb 19, 2015
Last updated
May 6, 2026
References
- exploitasylum.seraum.com · Security-Alert-GED-ECM-Maarch-Critical-Vulnerab…
- exploitpacketstormsecurity.com · Maarch-LetterBox-2.8-Unrestricted-File-Upload.h…
- exploitMSF maarch_letterbox_file_upload.rb
- exploitExploitDB-35113
- exploit35113
FAQ
Common Questions.
Unrestricted file upload vulnerability in file_to_index.php in Maarch LetterBox 2.8 and earlier and GEC/GED 1.4 and earlier allows remote attackers to execute arbitrary PHP code by uploading a file with a PHP extension, then accessing it via a request to a predictable filename in tmp/.
Affected: Gec\/ged (Maarch); Letterbox (Maarch). The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
Fixed versions are available, including Gec\/ged 1.4, Letterbox 2.8.
Brandefense priority: patch immediately, because public exploit code exists for a high-severity flaw.
Is CVE-2015-1587 On Your Attack Surface?
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