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Fencer Vulns
high 7.5

CVE-2007-1503 json

Multiple format string vulnerabilities in comm.c in Rhapsody IRC 0.28b allow remote attackers to execute arbitrary code via format string s…

published 2007-03-19 19 y ago modified 2026-06-16 4 mo ago also EUVD-2007-1497

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.4%
EPSS 3.4% chance of exploitation in 30 days, percentile 89%
public exploits
0
none known

Summary

Multiple format string vulnerabilities in comm.c in Rhapsody IRC 0.28b allow remote attackers to execute arbitrary code via format string specifiers to the create_ctcp_message function using the message argument to the (1) me or (2) ctcp commands, and possibly related vectors involving the (3) whois, (4) mode, and (5) topic commands.

Exploit prediction

3.43% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

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.